Bicycle Password U-Lock Smart Bluetooth Anti-Theft Padlock(Black)

1. Material: aluminum alloy/alloy steel
2. Power supply mode: iithium battery
4. Working temperature: -20 degrees Celsius -60 degrees Celsius
5. Support equipment: Android 4.0/IOS7.0 and above
6. Anti-riot, anti-corrosion, waterproof and moisture-proof
4. The password is entered incorrectly and locked, and the password is entered incorrectly 5 times to freeze for 3 minutes
8. The mobile phone can be remotely unlocked within a safe distance
9. When the battery is dead, you can use the USB interface to temporarily charge it
10. Dimensions: 164x200 mm
11. Weight: 750 grams