Anti-wolf alarm real-time location of personal alarm 130 dB 

Product name: GPS positioning alarm

Product battery: 450mAh

Positioning accuracy:<10 m

Product size: 60*50*24.2mm

GSM frequency band: 850/900/1800/1900MHZ

Weight: 42g

Product color: White/Red

Voltage current: 3.7VDC/<200mAh

Charging time: about 1 hour

Standby time: 90 days