Application: Data collection for electric energy meters, gas meters, and water meters. Industrial-grade meter reading device with near-infrared communication, wavelength 940nm. Complies with general standards for transparent transmission. Supports IEC62056-21, IEC1107, DLMS, MODBUS, and other communication protocols. Communication rate: 300 to 19200 bps. Transmission rates supported: 300, 600, 1200, 2400, 4800, 9600, and 19200 bps. Dimensions: Diameter: 32mm. Transmitting and receiving distance: 6.5mm. Type: RS485 Near Infrared Cable. Name: RS485 to Near Infrared IR Converter. Power supply voltage: DC 5V to 24V. Installation: Equipped with 25mm x 15mm x 5mm galvanized magnet for magnetic adsorption. Operating environment: -25C to 70C. Wiring: Red wire (power positive, 5-24V), Black wire (GND), Green wire (RS485A), White wire (RS485B). Wiring identification: Red and black wires reserved for DC 5V-24V wide voltage input. Color: As shown in picture. Material: Plastic and metal. Cable length: Approximately 1.5 meters. Package Contents: 1 x RS485 Near Infrared Cable Note: Other items not included. Light reflection and display differences may cause slight color variations between the image and actual item. Measurement error allowance: +/- 1-3 cm.