Input voltage: DC5V(micro USB standard interface power supply)
Working current:<150mA
Wireless frequency: 433Mhz
Wireless coding: eV1527
GSM band:850/900/1800/1900MHz
WIFI system: IEEE802.11b/g/n wireless standard
Spare battery: 3.7V/1000mAh lithium battery
Working temperature:-10~55°C
Relative humidity: < 93% (no condensation)
Product size:181.5*112.5*18.4MM (LxHxT)