Custom LCUS-4 4 Channel USB Relay Module Smart Switch with Intelligent Control Manufacturer
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Custom LCUS-4 4 Channel USB Relay Module Smart Switch with Intelligent Control Manufacturer

$4.65
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  LCUS-4 4 Channel USB Relay Module Smart Switch with Intelligent Control Features 1. Onboard 8-bit high performance microcontroller chip. 2. Onboard CH340 USB to serial port control chip. 3. Onboard power LED indicator and relay status LED indicator. 4. Support relay switch status checking, command: 0xFF. 5. On-board 5V, 10A/250VAC, 10A/30VDC 4 channel relay, long life of relay up to 100,000 times continuously. 6. Power supply voltage: 5V, support USB power supply and external power supply switching. 7. Output type: relay switch signal; 8. The module contain over-current protection and relay diode freewheel protection. Hardware Introduction Board size: 56*63mm 1. Interface on Board (1) External power supply port: connect DC5V power. Due to the limited USB output current, it is recommended to use external power supply when more than 2 relays are using; (2) USB power supply / external power supply switching: “Usb_P” for USB power supply, “Ext_P” for external power supply; (3) USB socke

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