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 would be locked and unlocked through password or remote control. It is terribly convenient without any key. handheld remote control can control locks or identical distant alarms at the identical time. The lock can study as much as 8 distant controls. Timely Alarm:The electronic lock's alarm is terribly sensitive, and an alarm would be precipitated straight when the lock is moved or moved. When the twine rope is bring to a halt or the locking screw is removed, an alarm could 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, compatible for indoor and open air use. It can be utilized normally in the temperature fluctuate of - 10 +60℃.With this lock, whatever how bad the elements is outside, it would your motorcycle or bike safely and not be stolen. Four-digit Password:This product supports four-digit password combination, password mixture of up to 256 groups, the operation is awfully simple, very convenient, you must remember after surroundings the password, in any other case the lock will robotically open the alarm after getting into the incorrect password three times. Satisfiction Services:We solemnly promise you that while you discover issues of the product itself, you would contact us in time. we will definitely give you a reply in the first place and go back it for you. please be at liberty to apply it. Specifications:Lock physique power supply: 3 AAA No. 7 batteries (Not Included) Remote control power supply: 1 "CR2032" battery (Not Included) Lock leading battery life: standby mode, about 5 months or extra Remote control battery life: standby mode, about 3-5 years Remote control distance: greater than 40 meters Cable specification: diameter 10 mm, size 80 cm (optional forty 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