Power supply: DC5V 1.0A，Micro USB
Built-in battery: 3.7V 500mAh lithium battery
Standby power consumption: ＜20μA
Emission current: ＜15mA
RFID protocol: 125KHz, 4100/4200
RFID card: up to 10
Wireless parameters: 433MHz, eV1527
Product size: 137.6×87.7×17.1mm