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E3F-DS10B2 Proximity Switch Photoelectric Sensor 10cm Detection Distance Diffuse Reflection Infrared Sensor DC 6-36V 3-Wire NPN NC
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  • $17.28 
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  • $14.48 - $17.28
3Pcs 1Channel AC Optocoupler Module 220V Voltage Detect Optocoupler Isolation Microcontroller TTL Level 3V-5V
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  • $17.93 
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  • $15.13 - $17.93
360 Degree Rotary Encoder Code Switch Digital Potentiometer EC12 5 Pins 14.3mm D-Shaft 5pcs
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  • $9.99 
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Direct from Unique-Bargains Direct from Unique-Bargains
12V Dual Way Bluetooth Relay Module 12V 10A Wireless Smart Relay Module IoT Smart Home Phone APP Remote Control Switch
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  • $17.93 
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  • $15.13 - $17.93
ESP8266 5V 30A Relay Module, 2 Channel ESP-12F Development Board for Smart Home IoT, DC7-80V Power Supply
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  • $20.76 
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  • $17.96 - $20.76
12V Bluetooth Relay Module - Mobile Phone Wireless Remote Control Switch - IoT
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  • $17.93 
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  • $15.13 - $17.93
12V Bistable Relay Module Single Key Switch for Automotive Tuning Self-Locking One Touch Start-Stop Button
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  • $18.15 
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  • $15.35 - $18.15
5V Bistable Relay Module Single Key Switch for Automotive Tuning Self-Locking One Touch Start-Stop Button
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  • $17.98 
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  • $15.18 - $17.98
10PCS PIR Motion Sensor Light Switch AC85-265V Led Light Pir Infrared Human Body Induction Sensor Home Smart Detector Inductor Switch
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  • $35.01 
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  • $32.21 - $35.01
5pcs SingleChannel Relay Timer Module, Delay ON Off Cycle Control, 630 V Wide Voltage, TypeC Power
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  • $20.70 
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  • $17.90 - $20.70
5V 1 Channel Solid State Relay Module, Low Level Trigger, 5A DC Control for Raspberry Pi
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  • $17.66 
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  • $14.86 - $17.66
12V 2 Channel Solid State Relay Module, Low Level Trigger, 5A DC Control for Raspberry Pi
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  • $17.17 
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  • $14.37 - $17.17
0-5A AC Current Detection Sensor Module Switch Output (DC 24V, Green)
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  • $17.38 
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  • $14.58 - $17.38
0-5A AC Current Detection Sensor Module Switch Output (DC 12V, Green)
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  • $17.38 
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  • $14.58 - $17.38
0-5A AC Current Detection Sensor Module Switch Output (DC 5V, Green)
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  • $17.38 
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  • $14.58 - $17.38
ESP8266 24V Relay Module, 16 Channel 10A ESP-12F Development Board for Smart Home IoT, DC24V Power Supply
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  • $37.66 
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  • $34.86 - $37.66
24V 2 Channel Solid State Relay Module, Low Level Trigger, 5A DC Control for Raspberry Pi
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  • $17.33 
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  • $14.53 - $17.33
5Pcs 12V 300mA Power Supply Module 3.5W AC-DC Isolation Switch Power Module 220V to 12V Buck Converter Board Module
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  • $17.93 
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  • $15.13 - $17.93
5V1A Wireless Power Transfer Module Wireless Charging Transmitter Receiver Inductive Coil Circuit Board Module Fun DIY Kit
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  • $18.13 
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  • $15.33 - $18.13
ZK-KTD2 DC 5-30V Delay Relay Module, 5A Multi-Function Timer for Industrial Automation, Compatible with 5V 12V 24V Systems
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  • $17.99 
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  • $15.19 - $17.99
10pcs PIR Motion Sensor Light Switch AC85-265V LED Smart Detector
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10pcs PIR Motion Sensor Light Switch AC85-265V LED Smart Detector

Limited time offer, ends 09/15

  • Model #: CJJGZMC7AZ-0821-156
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  • $37.98 
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2 Pack 5V 2-Channel Relay Module with Optocoupler, Red Expansion Board Supports High/Low Level Trigger 2-Way OPTO
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  • $17.47 
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  • $14.67 - $17.47
ESP8266 Dual Relay Module, 2 Channel 10A ESP-12F Development Board for Smart Home IoT, 5V/8-80V Power Supply
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  • $18.86 
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  • $16.06 - $18.86
Raspberry Pi Relay Module HAT Expansion Board Three Channel (3-CH) Power Relay Module for Raspberry Pi 4B/3B+/3B/2B/A+/B+ for Smart Home
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  • $25.68 
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  • $22.88 - $25.68
5V USB LED RGB WiFi Controller Bluetooth Remote 4 Pin Male Connector for TV Backlight Light Strip LED RGB Dimmer Home Colorful
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  • $18.61 
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  • $15.81 - $18.61
12V Power On Time Delay Relay Module, Adjustable Delay Timer Circuit Board, for Automation Projects
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  • $16.36 
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  • $13.56 - $16.36
5 Pairs MC-38 Magnetic Door Switch Window Magnetic Switch Home Alarm Sensor Normally Closed (NC)
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  • $20.99 
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DC 6-30V Timer Relay with LCD Display, 1 Channel Delay Controller Module, Type-C Interface, Power Off Cycle Timer
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  • $16.30 
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  • $13.50 - $16.30
24V 1 Channel Solid State Relay Module, Low Level Trigger, 5A DC Control for Raspberry Pi
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  • $17.66 
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  • $14.86 - $17.66