... of standbyLess than 25 MaLEDLED light indicates that the GPS,GSM,etc working conditions andOther circumstancesFunction:1, OverSpeed alarm2 ... the host wire waterproof16,Products through comprehensive certification17,import Swiss GPS chip , positioning accuracyProduct advantages:1,comprehensive through national 3E, ... ApplicationShenzhen Wei Tongda Electronics Co., Ltd.. Vibration alarm gps tracker