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Shelly 1 Gen4 UL, Wi-Fi, Zigbee & Matter Smart Relay Switch with Dry Contacts, 1-Channel 16A , Home Automation Alexa, SmartThings, Google Home, Garage Door Opener

$27^.99

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Shelly 1PM Mini Gen4 | Wi-Fi, Bluetooth & Zigbee Smart Relay Switch | 1 channel 8A | power metering | Compatible with Alexa & Google Home | Home Automation

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(4 from us.shelly.com)

$27^.99

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Shelly 2PM Gen4 UL, Wi-Fi, Zigbee & Matter 2-Channel Smart Relay Switch with Power Metering, Home Automation, Alexa, SmartThings, Google Home, Apple HomeKit, Roller Shutters Control

$39^.99

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Shelly Wave 2PM LR UL | Z-Wave Long Range Smart Switch Relay, 2-Channel 16 A with Power Metering | Compatible with iOS & Android App | Home Automation

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Shelly Wave 2PM LR UL | Z-Wave Long Range Smart Switch Relay, 2-Channel 16 A with Power Metering | Compatible with iOS & Android App | Home Automation

$45^.99

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Klein Tools 80101 Home Tester Kit, GFCI Outlet and Receptacle Testers, Multimeter, NCVT, Circuit Breaker Finder, Leads, 6-Piece

$159^.00

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Shelly Wave 1 LR UL | Z-Wave Long Range Smart Switch Relay, 1-Channel 15A Dry Contact | Low Power Consumption | Compatible with iOS & Android App | Home Automation

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(4 from us.shelly.com)

Shelly Wave 1 LR UL | Z-Wave Long Range Smart Switch Relay, 1-Channel 15A Dry Contact | Low Power Consumption | Compatible with iOS & Android App | Home Automation

$39^.99

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Shelly 1PM Gen4 UL, Wi-Fi, Zigbee, Matter Smart Relay Switch with Power Metering, 1-Channel 16A, Home Automation, Alexa, SmartThings, Google Home, Apple HomeKit Compatible, iOS Android App, No Hub

$32^.99

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3 in 1 EMF Meter,EMF Reader,Electromagnetic Field Radiation Detector,EMF Tester for Home,EMF Detector with sound light alarm,Ghost Hunting Equipmetent

$29^.99

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EMF Detector, 4 in 1 EMF Meter Radiation Detector, Electric Field,Radio Frequency Field Temperature, Magnetic Field Strength Meter, Rechargeable EMF Reader Home EMF Detection and Ghost Hunting

$99^.99

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$35^.99

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Apollo SCD40 NDIR CO2 Sensor Breakout Board with Stemma QT Connectors Carbon Dioxide, Temperature & Humidity Sensor Module for Indoor Air Quality, Smart Home, HVAC, Environmental & IoT Projects

$67^.99

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1pc XIAO Smart IR Mate: Smart Wi-Fi Infrared Proxy for Home Assistant (ESPHome Project)

$43^.98

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1pc IoT Button V2 ESPHome Zigbee Smart Switch for Home Assistant

$48^.48

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1pc nRF52840 Dongle with Case, Compatible with Zigbee/Thread/Bluetooth Mesh, Ultra-Low Power, Enhanced Security, for Smart Home

$88^.98

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1pc LHT52 Indoor LoRaWAN Air Temperature and Humidity Sensor - US915, Smart Home, Smart Office, Smart Factory

$118^.98

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1pc SenseCAP Watcher W1-A Physical AI Agent, Clear Enclosure, Compatible with Home Assistant

$148^.98

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Desktop Calculator with Extra Large 5-Inch LCD Display, 12-Digit Two Way Power Solar & Battery Office Calculator with Big Buttons for Business, Accounting & Home Use(Black)

$38^.99

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Volume Discounts:$35.99 - $38.99

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MS-80B Calculator Desktop Calculator with Tax & Currency Tools | General Purpose | Large Display | Ideal for Home, Office & Everyday Math

$26^.99

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Volume Discounts:$23.99 - $26.99

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$19^.99

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Volume Discounts:$16.99 - $19.99

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Mechanical Switch Calculator with Solar and Battery Dual Power, 12-Digit Large LCD Display, Aesthetic and Cute Desktop Calculator with Big Button, for Home, School and Office Use, SD-1299

$33^.99

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Volume Discounts:$30.99 - $33.99

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ESP8266 Relay Module, WiFi Smart Remote Control Switch with ESP-01S Module, Wireless Relay Controller, DIY Smart Socket Board, Mobile App Remote On/Off Control for Home Automation Projects

$18^.35

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Smart Plug HS103P4, Smart Home Wi-Fi Outlet Works with Alexa, Echo, Google Home & IFTTT, No Hub Required, Remote Control, 15 Amp, UL Certified, 4-Pack, White

$51^.99

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Volume Discounts:$48.99 - $51.99

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Klein Tools 80023P Tool Set, Home Inspector Tool Kit with Digital Moisture Meter, Non-Contact Voltage Tester, GFCI Outlet Tester, 3-Piece

$119^.99

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DEVMO 8 Channel DC 5V Relay Module Board, (4PACK) Electrical Equipments 8-Ch Optocoupler Compatible with PIC AVR DSP ARM MCU PLC Smart Home Control Switch

$56^.09

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Geiger Counter Nuclear Radiation Detector, ND1 Portable Handheld Beta,Gamma X-ray, LCD Display,Rechargeable Radiation Monitor Meter,Temperature and Humidity Monitor Meterfor Home

$103^.00

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Upgraded Watt Power Meter Plug Home Electrical Usage Monitor Consumption, Energy Voltage Amps Kill Tester with Backlight, Overload Protection, 7 Modes Display

$28^.99

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PC-15 US Power Strip, 3-Outlet Surge Protector with 3 USB-A Ports (3.6A Smart Output) Master Switch, Flat Plug Extension Cord for Home Office Black

$51^.17

More options from $51.17 - $76.89

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HLK-LD2450 24GHz Trajectory Sensor Kit ISM Smart Home Human Movement Tracking Ra·DAR Induction Module Distance Angle Speed Measurement (1Piece)

$27^.13

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Volume Discounts:$25.53 - $27.13

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AJMRTC 1Pcs Optical Endstop Light Control Limit Optical Switch, Photoelectric Limit Sensor for 3D Printer RAMPS 1.4 Board, Replacement Part for 3D Printing X Y Z Axis Position Homing Detection

$11^.78

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AJMRTC Raindrop Detection Sensor Module DC 3.3V-5V, Rain Weather Humidity Sensor Board, Analog & Digital Output Rain Water Detector for Arduino Raspberry Pi Smart Home Weather Monitoring DIY Projects

$12^.17

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AJMRTC 5V 1 Channel IR Infrared Receiver Relay Driver Module Board with Active Remote Controller, Wireless ON OFF Switch for Arduino Raspberry Pi Home Automation DIY Electronic Projects

$13^.19

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AJMRTC RCWL-0516 Microwave Radar Sensor Module, Human Body Motion Induction Switch Module, 3.3V Output RCWL0516 Radar Detector for Arduino STM32 Smart Home Trigger DIY Projects

$11^.79

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AJMRTC 5Pcs KCD117S Rocker Switch, 2 Pin SPST ON-OFF Power Switch, 125VAC 6A 250VAC 3A Black Plastic Mini Panel Mount Toggle Switches for DIY Electronics, Home Appliance & Circuit Control

$12^.05

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AJMRTC TTP223 Capacitive Touch Switch Sensor Module DC 6-20V 3A Relay Touching Key Module, Jog & Latch Mode Push Button Relay Control Module for Smart Home DIY Electronic Projects

$11^.79

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AJMRTC DC 5V USB Relay Module, 1CH 1 Channel Programmable Computer Control Relay Board, USB Controlled Switch Relay for Smart Home Automation and Electronic Control Projects

$15^.02

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AJMRTC 1Set 1 Channel Relay Shield for Wemos D1 Mini ESP8266 Development Board, Relay Module for Smart Home Switch, IoT Project Control

$12^.09

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X3 Temperature & Humidity Sensor, YS8006 | Refresh Temp/Humidity in the App, Works with Alexa/IFTTT/Home Assistant, LoRa Protocol Up to 2034 Feet, Hub Required

$72^.99

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WiFi Thermometer Hygrometer: Indoor Temperature & Humidity Monitor with App | App Alerts, 3" Backlit LCD, Remote Monitoring, History & CSV Export, Smart Home Automation, USB Powered, Alexa Compatible

$45^.99

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Intelligent Soil Moisture Sensor, 3 Pack, Hub Required | Capacitive Sensor, Moisture/Temperature Meter for Garden Planting, Compatible with Home Assistant Zigbee2mqtt

$66^.99

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Zigbee Temperature and Humidity Sensor Lite 3Pack,Smart Thermometer and Hygrometer, Compatible with Echo Devices with Zigbee Hub Built-in,Home Assistant, SmartThings, Homey,Hubitat

$94^.99

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Zigbee Temperature Humidity Sensor with LCD Display, Indoor Thermometer Hygrometer for Home Assistant, Alexa (Hub Required), Remote Monitoring for Guitar Case, Humidor & Greenhouse, SZT04E_Z

$36^.99

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AJMRTC Green ESP8266 Network Relay Module, 10A 220V AC Relay Board, DC 7V~30V Input Wireless WIFI Relay Switch Module for Smart Home Automation Remote Control Electronic Projects

$17^.24

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Watt Meter Power Meter Plug Home Electricity Usage Monitor 7 Modes Display | Upgraded, Electrical Usage Monitor Consumption, Energy Voltage Amps Kill Meter Tester, Backlight, Overload Protection

$28^.99

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Watt Meter Power Meter Plug Usage Monitor 7 Modes Display with Cord | Home Electricity Usage Monitor Consumption, Energy Voltage Amps Kill Meter, Backlight, Overload Protection

$34^.99

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FS898C Digital Multimeter True RMS 6000 Counts USB-C Rechargeable NCV | Auto-Ranging, CAT.III 1000V, Backlit LCD, Capacitance/Ohm/Temp, 8H Runtime, HVAC/Auto/Home

$51^.99

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240 V 2-Wire Digital KWH Meter High-Precision LCD Watt Meter for RV/Home/Workshop Energy Usage Monitoring, ANSI C12.1 Compliant, Easy Install, Supports up to 200A TA30

$83^.99

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KEHIPI EMF Detector 3-in-1 Electromagnetic Radiation Meter for AC Magnetic, AC Electric & Microwave Fields Handheld EMF Reader for Home, Office & Smart Meters, Ideal for Non-Professional Users

$52^.99

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AJMRTC 1 Channel 5V USB Relay Module, Programmable Computer Control USB Relay Switch Board, USB Powered Relay Controller for Home Automation Industrial Equipment On Off Control

$17^.12

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KEHIPI EMF Detector, Detect All 3 Types of Electromagnetic Radiation Field in 1 EMF Meter for Cell Towers, and Smart Meters, EMF Reader for Home, Office

$44^.99

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A07 MAX 2 Channel Stereo Amplifier Home Audio 300W*2 TPA3255 Class D Power Amp/Bridgeable Mono Amplifier 600 Watt with 3.5mm Line Output for Passive Bookshelf Speakers+DC36V 6A Power Adapter

$190^.46

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KEHIPI EMF Meter, Hound-200 EMF Detector: 3-in-1 Portable Electromagnetic Field Radiation Detector for EF, RF, MF, WiFi Signal, Suitable for Home, Office EMF Inspections and Ghost Hunting - Green

$65^.99

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AJMRTC ESP8266 Single Channel Relay Module ESP-12F Development Board, DC 5-80V Wide Voltage Power Supply Wireless Relay Switch for IoT Smart Home Automation Projects

$16^.24

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AJMRTC DC 5-80V ESP8266 ESP-12F Single Channel Relay Module, WIFI Wireless Relay Switch Development Board, Wide Voltage Power Supply for IoT Smart Home Industrial Control

$16^.48

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WiFi Thermometer Hygrometer: Indoor Temperature & Humidity Monitor with App | App Alerts, 3" Backlit LCD, Remote Monitoring, History & CSV Export, Smart Home Automation, USB Powered, Alexa Compatible

$45^.99

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US Power Strip, 4-Outlet Surge Protector with 4 USB Ports (2 USB-A + 2 USB-C), 1250W 10A, 1.5m Extension Cord Overload Protection, Wall Mountable for Home Office Black

$55^.07

More options from $55.07 - $59.82

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Zigbee Temperature Humidity Sensor-3 Pack, IP65 Waterproof | Indoor Outdoor Thermometer Hygrometer, Hub Required, Home Automation, APP Remote Monitoring for Greenhouse & Wine Cellar

$59^.99

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Zigbee Fingerbot Plus, Smart Button Pusher, Needs MOES Zigbee Hub | Built-In Touch Button for One-Tap Arm Control No Wiring Needed, Compatible with Home Assistant / Zigbee2MQTT

$62^.99

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WiFi Temperature Humidity Sensor with App Alerts, LCD Display | Remote Monitoring, Custom Alerts, Calibration & Data Logging for Home, Greenhouse, Reptile and Wine Cellar

$37^.99

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X3 Temperature & Humidity Sensor, YS8006 | Refresh Temp/Humidity in the App, Works with Alexa/IFTTT/Home Assistant, LoRa YoLink Protocol Up to 2034 Feet, Hub Required

$72^.99

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SmartThings Multipurpose Sensor - Zigbee - Door/Window & Temperature Sensor, Perfect with Aeotec Smart Home Hub

$69^.99

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Tuya app WiFi Temperature Sensor Controller,Phone Monitor and Control Temperature Anywhere,4 Channel 110v 10A Dry Contact Relay Switch,Compatible with Alexa Google Home

$49^.99

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Intelligent Soil Moisture Sensor, 3 Pack, Zigbee Hub Required | Capacitive Sensor, Moisture/Temperature Meter for Garden Planting, Compatible with Home Assistant Zigbee2mqtt

$66^.99

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Hygrometer Thermometer 3 Pack, Mini Humidity Sensor with Gateway | Indoor wireless smart temperature humidity monitor with APP alert, export 2-yr data, remote control for home/greenhouse

$85^.99

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Pink Calculator Small,Back to School Supplies,Classroom Must Have Essentials,Cute Solar 4 Function Calculators Basic Calculator for Home Office Supplies,Stocking Stuffers for Teen Girls Boys

$22^.99

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MLX90642-D45 Thermal Imaging Sensor, 32x24 IR Array with I2C Interface for Raspberry Pi, HVAC, Smart Home - Low-Cost High Accuracy Temperature Measurement

$110^.99

$5.99 Shipping

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Shelly Pro 3EM (120A) ^^ Wi-Fi & LAN, 3-Phase Smart Energy Meter ^^ 2-Way Consumption ^^ Home Automation ^^ Bluetooth Gateway ^^ Compatible with Alexa & Google Home ^^ No Hub Required ^^ Solar Panels

$225^.99

$5.99 Shipping

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AJMRTC Raspberry Pi Power Relay Expansion Board, High Voltage High Current Relay Module, GPIO Controlled Relay HAT for Raspberry Pi to Switch Industrial Loads, Home Automation & DIY Control Projects

$36^.59

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Offline Voice Recognition Trigger Module, Standalone Speech Control Relay Board (Supports Custom Commands) for Smart Home DIY (NOT an AI Chatbot)

$21^.99

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AJMRTC ESP8266 Relay Controller Module with ESP-12F WiFi Chip, DC 5V-80V Wide Voltage Power Supply Wireless Relay Switch, for IoT Smart Home APP Remote Control Electronic DIY Projects

$11^.79

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AJMRTC 10PCS KW113Z 3PIN Micro Switch, 5A 250VAC Buckle Style ON/OFF Tact Limit Switch, Snap Action Microswitches for Home Appliance, DIY Electronic Circuit & Equipment Replacement

$11^.79

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AJMRTC CLT 5.8GHz Microwave Radar Sensor Module, Strong Anti-Jamming Motion Detector Trigger Switch, 6-9m Detection Distance DC 3.3-20V, for Smart Home Automation, Lighting Control DIY Projects

$13^.15

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Schumann Wave Generator 0.01 to 100000Hz Sine Wave Signal Adjustable High Power Frequency Resonance Transmitter Pulse Board Module Enclosure Case for Audio Sound Relaxation Sleep Aid Home Office

$25^.99

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AJMRTC ESP8266 Single Channel Relay Module with ESP-12F Development Board, DC5-80V Wide Voltage Power Supply Relay Control Board, Wireless WiFi Switch for Smart Home Automation & IoT Projects

$11^.79

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LD2410B 24GHz Millimeter Wave Radar Smart Human Presence Sensing Module 5V Bluetooth Motion Switch Sensor Board Cable Wire Detector for Smart Home Automation Lighting Security System

$11^.99

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AJMRTC US Plug Power Meter, Digital Wattmeter Energy Monitor, KWh Voltage Current Power Consumption Analyzer, Cost Calculating Electricity Usage Meter for Home Appliances

$18^.99

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1 Pcs Ac Voltmeter 80-300v LCD Voltage Monitor Outlet Tester | Flat US Plug for Household Outlet, Power Meter for Home Electrical, Panel Voltage Test Monitor, Digital Display Gauge

$26^.99

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Electrical Test Kit ETK3, 2000 Counts Digital Clamp Meter & Non-Contact Voltage Tester Pen & GFCI Outlet Tester, for Home & Professional Use

$79^.99

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Upgraded Watt Meter Power Meter Plug Home Energy Monitor Electricity Usage Monitor, Electrical Usage Monitor, Energy Voltage Amps Meter Tester with Backlight, Overload Protection, 8 Display Modes

$26^.99

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ETK3 Electrical Test Kit with True RMS Multimeter, NCV and Outlet Tester | Complete 3-Piece Testing Kit for Electricians, HVAC Work and Home DIY Projects

$68^.99

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MS-80B Desktop Calculator, Tax & Currency Tools | General purpose calculator with large display; ideal for home, office & everyday math

$26^.99

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ESP32-C3 XiaoZhi AI Development Board WiFi Bluetooth Microcontroller Voice Interaction Continuous Dialogue Module for Smart Home IoT Robot Speech Recognition Maker Project Demo Board Programming

$17^.90

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Desktop Calculator with Extra Large 5-Inch LCD Display, 12-Digit Two Way Power Solar & Battery Office Calculator with Big Buttons for Business, Accounting & Home Use(Black)

$38^.99

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2 Pack Watt Meter Power Meter Plug Home Energy Monitor Electricity Usage Monitor, Electrical Usage Monitor, Energy Voltage Amps Meter Tester with Backlight, Overload Protection, 8 Display Modes

$36^.58

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Upgraded Smart Water Leak Detector 1s with High Alarm, 5 Pack | 1804ft Ultra-Long Range, WiFi Water Sensor with SMS/Email/APP Push, 5Yr Battery Life,IP67, Suit for Home, Basement, Kitchen

$97^.99

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AJMRTC FireBeetle 2 ESP32C5 IoT Development Board, 2.4GHz & 5GHz WiFi 6 with Solar Charging Management, MultiProtocol Wireless Board for Home Assistant Smart Home & Embedded IoT Maker Projects

$35^.90

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Water Leak Starter Kit: Hub + 4 Leak Sensor 4 (105 dB Siren), LoRa Long-Range, App/SMS/Email Alerts, D2D Offline, 2 AAA Up to 5-Year Battery, Compatible with Alexa/IFTTT/Home Assistant

$88^.99

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AJMRTC ENS160+AHT21 Air Quality Sensor Module, Detect eCO2, TVOC, Temperature & Humidity, I2C SPI Digital Output IAQ Monitoring Module for Smart Home HVAC IoT Environmental Monitoring Project

$15^.93

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AJMRTC EWB4CHD1 EWelink WiFi Bluetooth Smart Switch Receiver, AC85250V & USB 5V DualPower 4Channel Dry Contact Relay Module, APP OnOff Remote Control for Home Automation & Industrial DIY Project

$20^.92

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AJMRTC ESP32 Development Board 4Channel BT Relay Module, AC 220V 30A 4 Way Relay Control Board, Bluetooth Wireless Switch Module, Supports Secondary Development for Home Automation DIY IoT Project

$23^.13

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AJMRTC HLK5M12 Mini ACDC Switching Power Supply Module, 5W Isolated Converter, AC 220V to DC 12V Output, Intelligent Household Power Module for Smart Home & Embedded Projects

$21^.59

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LCUS-4 USB Relay Module 4 Channel with Overcurrent Protection for Home Automation, Serial Control, Intelligent USB Switch

$13^.99

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Modbus RTU 4 Channel Relay Module with RS485/TTL UART, 1 Input 1 Output, 7-24V Anti-Reverse Protection for Industrial Home Automation

$13^.99

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LCUS-2 USB Relay Module 2 Channel with Overcurrent Protection for Home Automation, Serial Control, Intelligent USB Switch

$13^.99

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ESP8266 Dual Relay Module, 2 Channel 10A ESP-12F Development Board for Smart Home IoT, 5V/8-80V Power Supply

$16^.86

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5V Photosensitive Relay Module with LDR Photoresistor Sensor for Light Detection, Smart Home Automation DIY Projects

$13^.99

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LCUS-8 USB Relay Module 8 Channel with Overcurrent Protection for Home Automation, Serial Control, Intelligent USB Switch

$16^.34

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ESP8266 5V 30A Relay Module, 2 Channel ESP-12F Development Board for Smart Home IoT, DC7-80V Power Supply

$20^.76

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ESP8266 24V Relay Module, 16 Channel 10A ESP-12F Development Board for Smart Home IoT, DC24V Power Supply

$37^.66

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1 Channel ESP8266 WiFi Relay ESP-12F Development Board Module Optocoupler Isolation 30A for Smart Home Wireless Control DC7-28/5V

$13^.99

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HW-521B 1-Channel Timer Relay Module Delay DC 6-30V Power Off Disconnect Trigger Delay Cycle Timer with LED Display Circuit On Type-C USB-C Interface, Smart Home Controller

$19^.96

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