Please notice These countries already closed 2G network: Australia, Japan, China Taiwan, Sourth korea, Singapore, Canada, New Zealand Product Feature: Built-in 3.7V 5000mAh Li-ion Battery, Long Standby up to 60 days. 7-10 days working time. Depend on the working mode and locating interval time you set. Do not need to charge everyday. When the battery less than 10%, It will send SMS notifications to master contacts. Waterproof IP65, Waterproof material, added dense design and deeply waterproof and dust-proof, it could prevent rain and dirt. It also prevent any bad environment. It is suitable for outdoor use. Shock Alarm, After you did the shake alarm setting, please keep the tracker being stationary for 5 minutes, then this function will start working. It will send SMS sensor alarm to the admin number when the unit get shocked. History Route Playback, The tracker can help you to record the history route of your car,6 months support at most. Voice Monitor, You will can remotely monitor the voice around the device, everything is under your eyes. (Send SMS Command : monitor123456) Geo-fence, You can set up a safety virtual zone, if your target go out or enter in this area, this tracker will send alarm information to you. Sleep by time: Example : if the time configured time interval in 5 minutes, then the tracker will work for 5 minutes after being waked up, and then back to sleep mode. SMS command, calling tracker can wake up the tracker. If you want to close the sleep mode , please send SMS command sleep123456 off Product Specifications: Size: 90*72*22(mm) Battery type: NiMH battery Antenna Type: Built-in Antenna Material: high-strength plastic Waterproof function: life waterproof Map function: Google + Baidu Type: GSM+GPS Package Lists: 1 X GPS Locator 1 X USB charging cable 1 X Manual Before you place an order, please provide me with English information to facilitate our