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| Best Seller  | 1Pc IO Expansion Shield Board V3.0 Compatible for Nano Controller Terminal Adapter Item Type: Heat Sink Material: 6063-T5 Extruded Aluminum Profile Color: Silver Heat Sink Size: 9 x 4 x 9mm / 0.4 x 0.2 x 0.4in1�Designed to maximize surface area in contact with cooling air. 2�Can reduce the risk of hardware failure due to... more | FREE shipping go to store |
 | Features: Onboard square USB interface stable connection. Use imported high performance USB control chip. Use the special relay drive chip ULN2803 the relay works more stable. Military-grade PCB board production. Board power socket and terminal two... more | FREE shipping go to store |
| Best Seller  | Up to 300Mbps Wi-Fi with 2x2 MIMO technology ; Rate limit on per SSID to restrict the bandwidth of each client Built for outdoor Wi-Fi applications ; WPA/WPA2-enterprise 802.1X with RADIUS secure authentication and rogue access point detection ensure... more | FREE shipping go to store |
 | Power Automatic Switch Module DC12V Emergency Power Supply Charging Controller Features: 1. Using high-quality materials the quality is guaranteed 2. Exquisite and beautiful appearance 3. Easy installation and simple operation 4. Adjust the voltage clockwise to high and adjust the voltage counterclockwise to low 5. Wide... more | FREE shipping go to store |
 | This is a dual display and dual control temperature controller which can both control refrigeration or heating of two products. Easy setting easy to install and use. Features: Microcomputer intelligent digital temperature controller with dual display... more | $14.01 $11.65 FREE shipping go to store |
 | Tuya ZigBee3.0 smart thermostat will be your best choice of temperature controlling for water floor heating. With smart APP control voice control group function and sharing function this weekly programmable thermostat is smart and energy-saving. Never... more | FREE shipping go to store |
 | 8-Way Network Relay Switch Controller Ethernet TCP/IP Relay On-off Output Features: This 8-way 10A relay controller has normally open and normally closed output. 8-way switch on-off input. Can be used for smart home control secondary development of mobile phone or computer remote control lights motors and other electrical... more | FREE shipping go to store |
 | Daakro Power Automatic Switch Module DC12V Emergency Power Supply Charging Controller Features: 1. Using high-quality materials the quality is guaranteed 2. Exquisite and beautiful appearance 3. Easy installation and simple operation 4. Adjust the voltage clockwise to high and adjust the voltage counterclockwise to low 5. Wide... more | FREE shipping go to store |
 | This is a dual display and dual control temperature controller which can both control refrigeration or heating of two products. Easy setting easy to install and use. Features: Microcomputer intelligent digital temperature controller with dual display... more | $14.64 $11.99 FREE shipping go to store |
 | ZigBee3.0 smart thermostat will be your best choice of controlling for water floor heating. With smart APP control voice control group function and sharing function this weekly programmable thermostat is smart and energy-saving. Never miss the good... more | $42.48 $35.96 FREE shipping go to store |
 | ZigBee3.0 smart thermostat will be your best choice of controlling for water floor heating. With smart APP control voice control group function and sharing function this weekly programmable thermostat is smart and energy-saving. Never miss the good... more | FREE shipping go to store |
 | 7-30V Dual Power Supply Battery Controller Emergency Automatic Switch Module Features: 1: Widely used 2: Easy to use 3: Small size 4: Output load: maximum 10A; 5: The two power sources are automatically switched and there is only an interval of ms in the middle Overview: The function of the dual power supply automatic switcher... more | FREE shipping go to store |
 | Features: 1. Using high-quality materials the quality is guaranteed 2. FET module the input and output are completely isolated 3. Signal trigger terminal: digital high and low level. It can be connected to the IO port of the microcontroller PLC... more | FREE shipping go to store |
 | TM630S-4 7 Day Programmable Digital TIMER SWITCH Relay Control Time 12V 30A 7 Days Weekly Programmable LCD Digital Timer Switch Controller Set Clock Kitchen Timer Outlet TM630S-4 feature: Large LCD display second interval timer programmable weekly. Various electrical devices can be automatically turned on and off at preset... more | $18.15 $14.16 go to store |
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