1. Based on independent intellectual property development 2. Work in 13.56MHZ 3. Support ISO/ IEC15693 ISO18000-3 protocol Communication interface: RS232 Protocol: ISO/ IEC15693 ISO18000-3 Read distance: 30-40cm RF output power: 1W Tag reading speed: 60units/ S Frequency: 13.56 MHz Power: 12 VDC Antenna: Built-in Weight: 380g Operation temperature: -20 C to 65 C Storage temperature: -45 C to 80 C Humidity: 10% to 95% Size: 340( L) * 250( W) * 10( H) mm Cover material: ABS