Operating voltage: 5V
Connector: USB-A
Protection: 200mA self-recovery fuse, ESD protection
Transmission distance: about 5m
RS485:
Connector: screw terminal
Pins: A +, B-, GND
Direction control: hardware automatic control
Protection: 600W lightning-proof and anti-surge, 15KV ESD protection (built-in 120R balancing resistor)
Transmission distance: about 1200m (low rate)
Transmission mode: point-to-multipoint (up to 32 nodes, repeaters recommended for 16 or more nodes)
LED indicators:
PWR: red power indicator, turns on when USB connection and voltage is detected
TXD: red TX indicator, lights up when USB port is sending data
RXD: red RX indicator, Lights up when device ports send data back
Temperature: -15 ℃ ~ 70 ℃
Humidity:5% RH ~ 95% RH
Operating system: Mac, Linux, Android, WinCE, Windows 10 / 8.1 / 8/7 / XP