Origin: Mainland China
Model Number: G /G+
Certification: CE,FCC
Stopwatch and Accessories: Waterproof Stopwatch
Satellite system: GPS/Beidou/Glonass/Galileo
Upload website: STRAVA/XOSS/Training Peaks
battery capacity: 500 mAh Rechargeable
automatic backlight: Support
screen: 1.8'' Segment LCD
Transmission: BLE4.0
Barometer: built-in barometer
waterproof: IPX7(in high rain no problem)