KingNeed Mini Magnet Portable Real-time GPS Tracker/ IPX7 Waterproof/ 90 Days Working Day in Sleep Mode/Geo-Fence/GSM Home Alarm/for Personal and Car Vehicles GSM+GPS positioning with Google map tracking Maximum 90 days working time with 2600mAh Lithium-iron battery Home alarm for safe and valuables with Motion alert built-in IPX7 Water-Proof design with strong magnets built-in, Suit for outdoor usage No installation needed, Easy attach to any iron surface with Strong Magnet, even under the car just a second