The product has many functions: Smart anti-lost， Bidirectional alarm， One touch find and so on， convenient to use.<br><br><strong>Features:</strong><br>Smart anti-lost: When Nut mini is out of the safety range， your phone will beep to alarm you.<br>Bidirectional alarm: When the phone is left behind and out of safety range， Nut mini and your phone will both beep to alarm you.<br>One touch find: Call Nut mini by pressing the "Beep" button on Nut APP， Nut will beep for you to find it.<br>Location record: Nut APP will show you the location where and when Nut got disconnected on the map.<br>Item find network: No more anxious when item gets lost. Declare lost through Nut APP.<br>Light， small， thin and smart.<br>Only for Android 4.3 IOS 7.0 Bluetooth 4.0 Above smartphone.<br><br><br><strong>Specifications:</strong><br>Brand: nut<br>Color: White， Pink， Blue， Green (Optional)<br>Material: ABS<br>Product size: Approx. 3.7 * 2.5 * 0.5cm / 1.5 * 0.98 * 0.2in<br>Product weight: Approx. 4g / 0.14oz<br>Product size: Approx. 6.7 * 7 * 2cm / 2.6 * 2.8 * 0.8in<br>Package weight: Approx. 20g / 0.70oz<br><br><strong>Package List:</strong><br>1 * Locator<br>1 * User manual<br>1 * String