To improve the safety and the protection of person to locate, you can be configured the following SMS alerts your GPS Watch Xexun TK203: (movement detection, over speeding, low battery); every time that an alert is trigger you receive a SMS message in a predefined mobile phone. In addition, the TK203 GPS locator of Xexun has a predefined key that activated Panic button function and when the key is active you receive a SOS emergency message in the predefined mobile phone. Has enclosure case with IP65 certification that transform Xexun TK203 in a Waterproof GPS, also is a Standalone GPS with (3.7V 450mAh) rechargeable battery. You can use our REST API to connect existing applications with TK203 from our tracking platform that has European regulations of tachograph and manage the control of driving habits. From our tracking platform, you can also manage some type of scheduled reports depending of your need and control their event management without requirement limit or you can use our mobile applications for control their TK203 from a mobile phone.