NB-S2 Mini Bluetooth 4.0 Key Finder

NB-S2 Mini Bluetooth 4.0 Key Finder has a smart alarm and anti-lost tracker and can also be used as  selfie controller. Features: Brand/Model: Loskii NB-S2 Bluetooth: BLE 4.0 App inumen/Scan QR code on the package. Support System iOS: Support bluetooth 4.0, IOS 7.0 and above. Android: Support Bluetooth 4.0, android 4.3 and above. Alarm: Beep sound and light Battery: CR2032H Standby time: 12months Use time: Depends on actual usage Sensing Distance: About 35 meters/115 feet Weight: About 8g Width: 3.9cm/1.5 inch Thickness: 5.8mm/0.23inch Size Length: 3.9cm/1.5inch