• Bluetooth 4.0 version; Low Energy Consumption
• Free Apps downloadable from Apple Store and Google Play Store
• Near and Far Working Range Selection
• Search and Find Function 
• Build In /Rechargeable Lithium Battery ; support USB charging
• Sleep Mode for Power Saving

Question : Why do you need an anti-lost device?
1. Guard against lost of wallet, bags, hand phone or even your kids wondering away while shopping
2. Great tools to safe guard against the lost of your devices