USB Relay Control Jog Self Locking with MCU PC Smart Control for Onboard Microcontroller Chips USB LED Display Military Grade Circuit Boa

Onboard high-performance microcontroller chips. Onboard USB control chip. Onboard LED power indicator and relay status indicator. Features: Onboard high-performance microcontroller chips. Onboard USB control chip. Onboard LED power indicator and relay status indicator. Adopt military grade double-sided circuit board 100% brand new and high quality. Specification: Product model: E-3 Communication chip: Communication protocol: Serial port communication Communication format: (9600, 8, NONE, 1) Baud rate: 9600, 8 bits, no parity, 1 stop bit Weight: Approx. 17g Use serial port assistant to send 0xAA, the relay keeps opening; Send 0xBB, the relay keeps closing; Send 0xCC, the relay works for 1 second then stop (Jog) Package list: 1 * USB Relay Module