Compatible Phone: iPhone4S/5/5S/5C/6/6s/6s Plus, iPad Mini, iTouch 5, iPad 3/4, iPad Airand Andriod system with Bluetooth Samsung Note5/S6 EDGE PLUS-4.0 Smartphone(Andriod 4.3 version and up-grade version)-Working distance: About 75 Feet (without barrier )-Suitable for: Wallet, Car, Kid, Pets, Bags,Suitcase or other belongings.-Battery : CR2032 Lithium Coin Battery-Standby time: 6 month-Net Weight: 9 gram-Certificates: CE/ROHS/EPL-App Name: iTracing (Free of charge)-Connects up to 10 iTag unit-App language: English, Chinese, French, Spanish-Package: Box packaging-Available colors: Black/White/Green/Red