Bicycle Wireless Lock Remote Control Anti-Theft Electric Chain Lock with 110dB Alarm for Motorcycles & BicycleDescription: MULTIPLE LOCK AND UNLOCK WAYS: Keyless design chain lock, password or remote to lock and unlock, it is ok that you forget to bring the the key as long as you remember the password. ANTI-THEFT DESIGN: Cutting the cable or removing the battery cover or enter the wrong password for three times, the alarm will be activated and the alarm sound will reach 110dB even higher. DIY PASSWORD: This cable lock supports four-digit password, up to 256 kinds of number combinations, you can set any password as you want. MORE FEATURES: Our bicycle lock also have vehicle search function that can range up to 43 yards, LED display, IP55 waterproof save your worries in any extreme weather. WIDELY APPLICATION: Widely use for bikes, motorcycles, vehicle, doors, windows etc.Specification: Material: ABS Lock body power supply: 3 AAA No. 7 batteries (Not Included) Remote control power supply: 1 CR2032 battery (Included) Lock main battery life: Standby mode, about 5 months or more Remote control battery life: Standby mode, about 3-5 yearsPackage Contents 1 Lock (Batteries Not Included) 1 Remote Control (Batteries Included) 1 User ManualPromiseIf the product has any quality problems, please feel free to contact us, we will help you solve the problem as quickly as possible.