Bluetooth Module You Can Hang on Your Keys. Compatible with Free App for Smartphone or Tablet - Ios & Android. Five Functions: 1 - Track & Find, Track Location of Module, 2 - Remote Shutter, Radio Remote Controlled for Your Camera, 3 - Anti Lost Alarm, When Module Goes Out of Range Alarm Goes Off 4 - Phone Finder, Press Button on Module to Find Phone, 5 - Lost Location History, If Connection Broken Push-pin Will Appear on Map. Available in Orange, Blue, Red, White, Grey, Lime Green. Minimum Quantity: 2000.