Application: Data of electric energy meter, gas meter, and water meter. CP2102 chip, powered by USB interface, no external power supply required. Supports multiple versions of Windows, macOS, Linux, and other operating systems. Industrial-grade meter reading device, near-infrared, wavelength 940nm. Infrared head size: diameter 32mm, transmitting and receiving distance: 6.5mm (dimensions are for reference only, tolerance 2mm). The converter adopts CP2102 chip, 15KV ESD protection transceiver circuit, Taiwan Yiguang industrial-grade optical receiver/transmitter. Transparent transmission, supports IEC62056-21, IEC1107, DLMS, MODBUS, and other full protocol signal conversion. Transmission rate: 300/600/1200/2400/4800/9600/19200 bps. Installation: 25mm x 15mm x 5mm galvanized magnet, which can be adsorbed and fixed on the optical interface device. Environment: The specified working range is -25°C to 70°C. Type: Infrared converter Color: Black & White Material: Plastic + Metal Size: Approximately 2 meters long Package Contents: 1 x USB to Near Infrared Cable Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture to be slightly different from the real thing. The measurement allowed error is +/- 1-3cm.