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eufy Security Flood & Freeze Sensor E20, Water Leak Detector &Freeze Alarm Extended Reach with Cable, 75 dB Alarm, 5-Year Battery, Requires HomeBase 2, 3, Mini, or Pro. For Basement, Kitchen, Laundry

$39^.99

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AJMRTC AM312 Mini PIR Motion Sensor Module, Pyroelectric Infrared Human Body Detector, Automatic Induction Sensor DC2.7V-12V, Compact PIR Detector for Arduino, Smart Light, Security Alarm, Electronic

$10^.39

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AJMRTC 1pcs HW-MS07 Microwave Radar Sensor Module, Human Body Induction Switch, Microwave Motion Detector for Automatic Light Control, Security Alarm and Electronic DIY Projects

$10^.54

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AJMRTC 5PCS/LOT RCWL-0516 Microwave Radar Sensor Module, Human Body Induction Switch Intelligent Motion Detector, Non-contact Doppler Radar Breakout Board for Arduino Auto Light Security Project

$10^.54

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AJMRTC HW-MS03 Microwave Radar Motion Sensor Module, High Performance 2.4GHz to 5.8GHz Doppler Radar Detector, Non-Contact Human Motion Sensing Board for Smart Lighting, Security Alarm & Electronic

$10^.54

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1pc LDS02 LoRaWAN Door & Window Sensor Alarm - US915MHz, Smart Home, Wireless, OTAA, Home Security

$68^.98

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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

$68^.99

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1pc Grove - PIR Motion Sensor

$44^.98

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AJMRTC HB100 Microwave Doppler Radar Sensor Module, 10.525GHz X-Band Motion Detector Probe, Wireless Movement Sensing Module for Alarm, Automatic Door and Light Control

$16^.81

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1pc Grove - Doppler Radar (BGT24LTR11)

$149^.98

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5PCS XL6009 Boost Buck DC-DC 15W Booster Modules Adjustable Step Up Down Converter Module Solar Voltage

$17^.44

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HK-B35T Wi-Fi and BLE 5.2 Wireless Serial Module Dual-Mode Embedded Transparent Transmission Module 802.11 b/g/n UART/PWM/GPIO/SPI/IIC 3.3V 288KB RAM 2MB Flash External Antenna Test Kit

$18^.89

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BMA400 3 Axis Accelerometer ±2g/±4g/±8g/±16g Ultra Low Power Acceleration Sensor Module 1.2V~3.6V SPI IIC I2C Serial Interface for Intelligent Wearable Device

$16^.83

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XL1276-P01 Wireless LoRa Transceiver Module, SPI Connectivity, Long Distance Data Transmission

$16^.61

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Benewake TFmini-S Lidar Range Finder Sensor Module Single-Point Micro Ranging Module for Arduino Raspberry Pi Pixhawk 4.5-6V UART I2C Interface

$80^.99

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AJMRTC SFM-V1.7 Fingerprint Module, Capacitive Touch Fingerprint Sensor, UART Communication Interface, Biometric Recognition Unit for Smart Lock Access Control Maker DIY Projects

$28^.31

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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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BMA400 3 Axis Accelerometer ±2g/±4g/±8g/±16g Ultra Low Power Acceleration Sensor Module 1.2V~3.6V SPI IIC I2C Serial Interface for Intelligent Wearable Device

$18^.13

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Volume Discounts:$15.33 - $18.13

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30pcs 6050 Electret Condenser Microphone Pickup Module 6x5mm High Sensitivity Audio Sensor with Pin for Recording

$17^.99

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Volume Discounts:$15.19 - $17.99

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10pcs 8.5x8.5mm Passive Electromagnetic Buzzer 3V High Temperature Resistance

$11^.99

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30pcs YMD12095 12V Split Active Electromagnetic Buzzer 12x9.5mm Low Power for Electronic Devices

$11^.99

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20pcs TMB12A03 3V Integrated Active Electromagnetic Buzzer 12x9.5mm High Sensitivity Low Power

$11^.99

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flashtree FPM11A Green Light Optical Fingerprint Reader Sensor Module 6 Pins for Arduino Mega2560 UNO R3

$50^.99

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30pcs 6022 Electret Condenser Microphone Pickup Module 6x2.2mm High Sensitivity Voice Control Microphone

$17^.99

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Volume Discounts:$15.19 - $17.99

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30pcs HC9042 16 AC Electromagnetic Buzzer 1.5V-3.3V 9x4.2mm High-Temperature Resistant

$17^.99

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Volume Discounts:$15.19 - $17.99

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30pcs YMD12095 5V Split Active Electromagnetic Buzzer 12x9.5mm Alarm Indicator Sounder

$11^.99

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3pcs Grove - mini PIR Motion Sensor

$59^.98

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PRO Version: Water Sensor 7 Pro, with Flood, Temperature, Humidity Sensor, SmartThings Sensor Compatible, Z-Wave Plus, S2, SmartStart, ZWave hub Required

$57^.99

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FM225 Facial Recognition Module 3D Facial Recognition Camera Live Detection AI Intelligent Offline for Smart Homes (Kit B)

$37^.76

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Volume Discounts:$34.96 - $37.76

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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

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FM225 Facial Recognition Module 3D Facial Recognition Camera Live Detection AI Intelligent Offline for Smart Homes (Only Module)

$33^.98

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Volume Discounts:$31.18 - $33.98

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FM225 Facial Recognition Module 3D Facial Recognition Camera Live Detection AI Intelligent Offline for Smart Homes (Kit A)

$35^.87

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Volume Discounts:$33.07 - $35.87

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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

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3pcs 24GHz mmWave Human Static Presence Sensor for Seeed Studio XIAO

$55^.48

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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

$68^.99

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USR 5PCS USR-TCP232-302 Tiny Size Serial RS232 to Ethernet TCP IP Server Module Ethernet Converter Support DHCP/DNS

$223^.78

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Volume Discounts:$220.98 - $223.78

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