GT201 tracker , 

Internal Battery: Rechargeable, Li-ion, 1500mAh

Charging Time: 3 hours 20 minutes (via USB 3.0)

Charging Voltage:  8000mAh/ 13 hours (via 2A adapter) DC 4.75 ~ 5.25 V

External Power : RCY connector - SYR-02T DC 3.6 ~ 4.4 V

Positioning GPS/GLONASS/QZSS w/ AGPS

G-sensor 3-axis, ±2g~±16g

Power Consumption (w/ Internal Battery) : OFF: 11uA , Hibernate: 160uA, Sleep: 300uA Idle: 2.3 ~ 3.5 mA Regular working: 50 ~ 250 mA

Capacity of Data Buffer (by Flash): 16,384 records – i.e. 273 hours or 11 days if data is continuously sent once per minute

Watertight: Suitable protection at bottom I/O side allows it to achieve IPX6

Temperature: Working: -20°C ~ 60 °C Storage: -20°C ~ 35 °C