Product Description:

• Smart innovative Bluetooth alarm lock for bike / electric bike / motorcycle / door. Easy to lock and unlock with your phone, you do not always need to have a key.
• Automatic unlocking via Bluetooth when approaching the lock, compatible for IOS / Android phone. The phone will inform you of the state of the lock.
• Powerful protection function, Anti-cut, Anti-disassembly, Vibration, Waterproof, 110dB high alarm sound
• Built with high quality ABS plastic + copper + steel chain, strong anti-theft, sturdy and safe. The 31-inch length works for most security needs.
• Powered by 3 "AAA" alkaline batteries. The App will warn you low battery when the power is less than 20%.
• Available Color; Navy Blue