Material: Zinc Alloy Color: Gold/Silver Support Card: 125Khz(T5577) or 13.56Mhz(Mifare) (Optional) Support Opening Mode: RFID+Password Low Voltage: Alarm Installation Requirement: Thickness of door is more then 38mm Static Power Consumption:< 10UA Dynamic Power Consumption: 200mA Software: Provide our own English software and SDK for your software Temperature: >93ºC Static resistance: >15000V Working Voltage: 6V(4*1.5V Battery) Working Temeprature: -50ºC - 80ºC RFID Wroking Distance: 0-10cm