iMagic Touch Screen Deadbolt, Keyless Entry Deadbolt Lock, Electronic Keypad Door Lock, Auto Lock, 50 User Codes, Easy to Install(Matt Black), Keyless Entry - This lock provides 50 access codes for family and business use. No worry about being locked outside., Automatic Lock Function: This keypad door lock also allows you to set the door to automatically lock after 20-900 seconds, so you never have to worry about whether you locked your door., Vague Code: The lock supports up to a 20-digit Vague code. Just enter any 20-digit code, as long as a correct code is included in what you entered, you can open the door., Battery Operated: Powered by 4AA alkaline batteries that can last approximately 1 year. Equipped with a low battery indicator, the lock will flash red 7 times and make beeping sound due to low battery., Easy DIY Installation Process: The iMagic door lock contains both paper instructions and guide video for your DIY installation and all you need is just a screwdriver. Suitable for wooden door with the thickness range from 1-3/8 inch to 1-13/16 inch (35mm-45mm). Ideal for front doors, side & back doors, garage entry doors, etc., ,