😲Never deal with searching for lost belongings anymore even for your kids, dogs using this Bluetooth low-energy anti lost alarm product with the 4.0 technology ensures stable connection with almost all smart phones through a specified APP software. It ensures stable connection with almost all smart phones through a specified APP. It can provide a last seen pin-drop on map via APP to help recover your items or search car in parking site, valuable belongings (such as keys, handbags etc.), kids or pets within a setting Bluetooth connection distance. In the effective distance it can realize the functions of anti-lost, looking for smart phones, self-portrait and voice recording. With this device, your belongings, kids and pets won't leave your attentions any more.The wireless working distance is about 10 meters in the open air. It is a practical accessory of daily life.