1.Waterproof2.Built in 10000mAh battery, standby to around 150 Days3.Powerful Magnet,easy to install4.Life time free web tracking5.size:90mm x 72mm x 32mm (3.54 inch x 2.83 inch x 1.26 inch)6.Real time tracking7.Converted into call ID positioning in blind area.8.View map on mobile screen9.Movement alert; Over speed alert Geo fence,10.Synchronization client Tracker PC11.Check the history of routeColour:BlackMaterial:ABSnote:Accessories colors are random, no specified colors are acceptedPackage Contents:1 * GPS tracker kitOnly the above package content, other products are not included.Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.