CP2102 USB 2.0 to OPTICAL INTERFACE IRDA Near Infrared IR Magnetic Adapter Transparent Transmission Communication Cable for Electricity Gas Water Meter Reading Data. Application: Data collection of electric energy meters, gas meters, water meters CP2102 imported chip, USB interface power supply, no need for external power supply. Support multiple versions of Windows operating system, for MacOS, Linux, Android and other systems. Industrial-grade meter reader, Near infrared, wavelength 940nm. Infrared head size: diameter 32mm,transmitting and receiving distance: 6.5mm (size is for reference only, tolerance ±2mm) IEC standard industrial grade, the converter adopts CP2102 chip, ±15KV ESD protected transceiver circuit, Taiwan Everlight industrial-grade optical receiver/transmitter. Transparent transmission, supported full protocol signal conversion, such as IEC62056 (IEC62056-21, IEC62056-46, IEC62056-47), IEC61107, DLT 645, DLMS, MDBUS, Self-defining Communication Protocol, etc. The transmission rate is: 300/600/1200/2400/4800/9600/19200bps. Installation: 25mm x 15mm x 5mm galvanized magnet, strong magnetic adsorption (IEC62056 regulation), it is easy to fix on the optical interface device. Environment: specified working range -25℃-70℃ size: About 1.5 meters long Material: Plastic+metal colour: Black+white Package Contents: 2 x USB to Near Infrared Cable