Features:1. Two-way anti lost2. A key finding things3. The location information4. The Internet search5. Ultra-low power consumption6. Multitasking management Range of application: iOS system: iPhone 4s / iPhone 5/ iPhone 5c/ iPhone 5s/ iPhone 6/ iPhone 6 plus iPad 3/iPad 4/ iPad mini/ iPad mini2/ iPad AirTouch 5， and so on. Android system: Samsung Galaxy Note 2/Note 3/S3/S4/S5 GoogleNexus 4/Nexus 5 Sony L36h(Xperia Z)/L39H(Xperia Z1)/XL39H(Xperia Z Ultra) HTC HTC One/ HTC One (M8)/HTC One LG G2/G3 Support the Bluetooth 4.0 and Android system version 4.3 and above. Remind: Buzzer， flash Alarm distance: 50 meters Number of management: Connection 6 strips at the same time. Log in with Facebook， Twitter to use Nut 2. Battery: CR2032 You can manage 6 Nut 2 bluetooth tracking tag at the same time. Color: White/Orange/Green Two modes: Bluetooth anti lost: The maximum range of the device is 50m. GPS anti lost: No limit How to use:1. install the APP the app store to search the nut2. The binding the nut please make sure that the bluetooth open the patch near the phone click on the patch button.3. Operating the nut through the APP can call the nut to check the position of the nut4. Set the nut can adjust the alarm distance open two-way lost look for lost items. APP:www.nutspace.com/download.php Package Included: 1 X NUT 2 Bluetooth Tracker (Includes a CR2032 battery) 1 X English Manual