Magnetic andamp; Mini Case With two magnets and super strong magnetic force, this GPS tracker can be firmly attached to any metal location without worrying about falling. Apart from that, the body of the mini makes it easy to hide, size: about 42x25x20mm. You can put it in a child's school bag, in an elderly person's pocket, and in a safe or bag with valuables. More uses are waiting for you to discover. Remote Control by PhoneWhen you insert SIM and TF card for this GPS tracker, you only need a mobile phone to control it. Send different codes to perform different instructions, such as sending positioning tracks, querying the location in real time, etc. And in the process of mobile phone control, the tracker will not emit any sound and light. This means that no one can easily find it. Multifunctional GPS TrackerIt can provide you with many useful functions. For example to call back. When you send the code to the tracker, the tracker will call back. This way you can see what's going on around you. And real-time location queriesSend the corresponding code to the tracker and your phone will receive a link showing the details. For more functions, please refer to the user manual. Long-Time WorkingThis GPS tracker has a long-life battery. When fully charged, it can stand by for 12 days. Under working conditions, it can be maintained for 4-6 days. Note: The package does not contain a Sim card