Fangrui Product Details 1. Pet Child Wallet Alarm Key Finder Mini Tag Smart Tracker Bluetooth Locator Alarm Auto Car Pets Kids Motorcycle Trackers 2. It Is A Kind Of Bluetooth 4.0 Low Energy Products Which Work Through Itracing App.itag Can Chain Users Easy-lost Belongs Together And Works With Smartphone To Prevent Lost, For It Is Also A Remote Control Of Your Smart Phone Self-portrait. 3. In Addition, It Can Also Provide A Last Seen Pin-drop On Map To Help You Recover Your Items And Search Your Cars In Parking Site. 4. Wireless Technology: Bluetooth 4.0 Low Energy Consumption. 5. Compatible With For Iphone 4s55s5c, For Ipad Mini, For Itouch5, For Ipad 34 And For Android System ,bluetooth 4.0 Smartphone(for Android 4.3version And Up-grade Version) 6. Working Distance: ≤25m(outdoor Environment) 7. Battery: Cr2032lithium Coin Battery,lasts About Half Year.(bluetooth Tracker Only,not Apply Battery. )