This anti-lost device adopts latest Bluetooth 4.0 low consumption technology, and through corresponding app to realize all the functions. It can effectively protect your kids or valuables from being stolen or lost within 10m effective distance range, when out of this range your phone and this device will automatically ring for a timely warning. It can also be used as a excellent remote control seflie shutter and recorder. Complies with Prop 65. 2" L x 1.2" W x 0.4" H
