Features1Durable aluminum alloy construction with waterproof sealed gasket protects against moisture and dust. 2Easy to lock with one-press operation. 3Loud sound alarm keeps your bicycle safe from the thieves, easy to turn off the alarm with the keys. 4Low power consumption, 110mAh battery can last for up to 2 months on a full charge; includes a type C cable for fast charging. 5Suitable for the motorcycles, electromobile, bicycles and scooters with disc brakes, where the brake rotor is less than 7mm (1/4\") thick. 6Reminder cable is included to remind you to remove the disc lock before riding and avoid potential damage.SpecificationFeatures: aluminum alloy construction with waterproof sealed gasket protects against moisture and dust.Easy to lock with one-press operation.Loud sound alarm keeps your bicycle safe from the thieves, easy to turn off the alarm with the keys.Low power consumption, 110mAh battery can last for up to 2 months on a full charge; includes a type C cable for fast charging.Suitable for the motorcycles, electromobile, bicycles and scooters with disc brakes, where the brake rotor is less than 7mm (1/4") thick.Specifications:Material: Aluminum alloyColor: Black / Blue / Orange / Yellow (optional)Battery: 110mAhCharging Time: 1.5 hoursSize: 9.7 * 6.7 * 2cm / 3.8 * 2.6 * 0.8inWeight: 372g / 13.1ozPackage List:1 * Lock2 * Key1 * Charging CablePackage List1 * Lock2 * Key1 * Charging Cable