Support USB to RS485 communication, using two imported chips, FT232RL and SP485EEN, high-speed communication, stable, reliable and good compatibility.The onboard TVS (transient voltage suppression tube) can effectively suppress the surge voltage and transient spike voltage in the circuit, and it is anti-thunder and anti-static.The onboard self-recovery fuse and protection diode can ensure stable output of current and voltage, prevent overcurrent and overvoltage, and improve impact resistance.There are 3 LED indicators on board compatible with easy viewing of power supply and signal transceiver status.Industrial-grade USB to RS485 converter, using two imported chip solutions FT232RL and SP485EEN, stable communication, suitable compatible with various industrial control equipment or applications with high communication requirements.Communication rate: 300-921600bpsHost interface: USBDevice interface: RS485USB interface: working level: 5VInterface compatible withm: USB-A type interfaceInterface protection: 200mA self-recovery fuse, ESD electrostatic protectionTransmission distance: about 5 metersInterface compatible withm: terminal blockInterface pins: Aand, B-, GNDDirection control: hardware automatically distinguishes and controls the direction of data transmissionRS485 interface: interface protection: provide 600W thunder protection, surge and 15KV electrostatic protection (onboard 120R balance resistance)Transmission distance: about 1200 meters (under low-speed conditions)Transmission mode: point-to-many (up to 32 nodes, repeater is recommended compatible with more than 16 nodes)Indicator light: PWR power indicator, connected to USB, red light will be on when voltage is detectedTXD transmission indicator, red light when data is sent from the USB portRXD receiving indicator, red light when there is data sent back from the device interfaceTemperature range: -15 Celsius-70 CelsiusHumidity range: 5 percent RH-95 percent RHOperating system: Mac, Linux, Android, winCE, Windows10 or 8.1 or 8 or 7 or XPColour: blackMaterial: plasticSize: 53x23.5x14.6mmPackage Contents:1 x USB To RS485 Serial ConverterOnly the above package content, other products are not included.Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is 1-3cm. Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.