1 PCS New UART 125Khz EM4100 RFID Card Key ID Reader Module MCN RDM6300 (RDM630) for Arduino

Description

Features: Frequency: 125KHZ - Baud rate: 9600 - Interface: TTL level RS232 format - Working voltage: DC 5V(+/-5%) - Working current: - Receive distance: 20~50mm - Working temperature: -10°C~+70°C - Storage temperature: -20°C~+80°C - Humidity: 0~95% - Wiring size: 46*32*3mm - PCB size: 38.5*19*9mm