Smart Alarm Lock Anti-Theft Chain For Bike Gate APP Wireless Remote Control Blue Electric Door Spiral Four-digit PasswordsDescription:Feature: Lock & Unlock Mode:This sensible electronic lock could be locked and unlocked through password or distant control. It is very convenient with none key. remote control can management locks or identical distant alarms at the similar time. The lock can be taught up to 8 distant controls. Timely Alarm:The electronic lock's alarm is awfully sensitive, and an alarm could be brought about directly when the lock is moved or moved. When the wire rope is bring to a halt or the locking screw is removed, an alarm might be issued immediately. If you input the incorrect password 3 times, the alarm could be activated and the alarm sound will attain a hundred and fifteen decibels or more. IP55 Waterproof & Dustproof:IP55 water resistant and dust-proof grade, suitable for indoor and outdoors use. It can be utilized normally within the temperature vary of - 10 +60℃.With this lock, no matter how bad the weather is outside, it will your motorcycle or motorbike safely and not be stolen. Four-digit Password:This product helps four-digit password combination, password combination of as much as 256 groups, the operation is very simple, very convenient, you need to keep in mind after setting the password, otherwise the lock will mechanically open the alarm after getting into the wrong password 3 times. Satisfiction Services:We solemnly promise you that when you discover issues of the product itself, you possibly can touch us in time. we will actually provide you with a respond within the first place and go back it for you. please feel free to apply it. Specifications:Lock body power supply: 3 AAA No. 7 batteries (Not Included) Remote management energy supply: 1 "CR2032" battery (Not Included) Lock leading battery life: standby mode, about 5 months or more Remote management battery life: standby mode, about 3-5 years Remote control distance: more than forty meters Cable specification: diameter 10 mm, size 80 cm (optional 40 cm/1.2 m) Specification of steel chain: 6mm in diameter and 80cm in size (40cm/1m optional) Operating temperature: - 10 ~60℃ Storage Temperature: -20 ~+80℃ Size: 9.2*5.5*3.4cm/3.6*2.2*1.3in Package Weight: 300g/10.6ozPackage Included:1X Lock (Batteries Not Included) 1X Remote Control (Batteries Not Included) 1X User Manual