KH-901 Mini Waterproof 2G GSM 4Pin GPS Tracker for Car Motorcycle Vehicle, 6-60V(Black) Features 1. Operating temperature: -20 to 55 degree C 2. Operating humidity: 5% to 95% Non-condensing 3. GSM Quad Band GSM 85090018001900Mhz 4. GPS Chip: UBLOX7020 5. GPS sensitivity: 162Db 6. Location Accuracy: 10 meters, 2D RMS 7. Time Accuracy: 1 microsecond time synchronization of satellite time Functions 1. Build-in GPS Vehicles locator. 2. Support 4-frequency GSM 85090018001900MHz which can work worldwide. 3. Support track the real time address by google link. 4. Built in battery 150 mAh 5. Support geo fence alarm 6. Main power off alarm (with built battery only). 7. Support single location, support over speed alarm, low power alarm. 8. Waterproof protection, with ACC to detect ignition. Notice 1. GPS tracker KH-901 is mini waterproof tracker and easy to use with ACC detect igintion, the quality and stability more than GT06 GT02 better. 2. About main power off alarm,it means when gps tracker disconnect the car battery,device will send sms alarm, which is very useful if the thief tries to disconnect gps tracker and steal the car.(this function just works with built battery device). 3. The IMEI and ID NO, is the unique NO. which can not be changed. It can only use 2G(GSM) SIM card, not available for 3G or 4G and CDMA SIM card. 4. These countries can not use this product: Japan, Hanguo, Chaoxian. And if your country has no 2G sim card, it can't be used either. 5. The Mini GPS Tracker have ACC detect igintion (orange wire), if you don't need it, then disconnect orange, the tracker still works. 6. If you have any question or problem please contact us, we will do best to solve your problems. 7. If you use online tracking software, please contact us create account for you, also can use our app sinotrack, you can download it on sinotrack.com Scan QR code, you can track on mobile. 8. Before you using the online platform, pls set