Advantages of a real-time location tracker include accurate real-time location, up to 180-day route, and the ability to set up geo-fences. All alarm clocks can be easily set using our free app. You can even control multiple of our devices simultaneously in the APP through one account. Long-lasting battery tracker has a built-in 20000mAh battery that lasts up to 240 days in standby mode. This keeps annoying charging frequency to a minimum, and your tracking device can reliably protect what you love. The charging status of the battery can be displayed in the APP at any time. The multiple alarm mode GPS tracker will send you alerts through your mobile phone or APP under different circumstances. Such as vibration alarm, low battery alarm, motion alarm, speed alarm, fall alarm, etc. You can even define a safe zone so you'll be notified when she goes out of range (virtual geofence).