Veise Keyless Entry Door Lock, Electronic Keypad Deadbolt Lock, Auto Lock, 1 Touch Locking & 20 User Codes, Easy to Install & Program, Anti-Peeking Password, Without Handle, Keyless Entry: Unlock your door by simply pressing the buttons, no more fumbling around with your keys, and no worries about losing your keys. With a backlit keypad and one-touch locking, make it easy to open and lock your door, even at night., 100% Key-Free: Convenience is the key to this keypad lock. No keyhole, which means it is anti-pry, bump-proof and anti-copy. It cannot be broken in via the keyhole to intrude your house, this electronic door lock provides you maximum security. You can also turn the thumbturn at any time to open the door from the inside., 20 Passwords & One-time Code: It can program up to 20 unique user codes for family and trusted friends, or delete any user codes at any time. One-time code makes your pet sitter easy to get in and out of your home without having to keep a physical key., Auto-Lock: No worries about forgetting to lock the door, Veise keypad door lock can be enabled the Auto Lock, the auto lock time can be customize in 10-99 seconds as per your needs. Knowing your door always be locked automatically, it will ease your mind when going out or coming home., Easy to Install & Program: No extra drilling and costly locksmith required. The dimension of the door lock exterior assemblly is ?3.54 x 2.56 x 0.51 inches, which can be easily installed and programmed just with a screwdriver. It's powered by 4 AA batteries, with the adjustable latch from 2.36""(60mm) to 2.76""(70mm), applicable for the door thicknesses from 1.38""(35mm) to 2""(50mm) and the hole diameter in 2.13"" (54mm). Veise offers at least 1 year product warranty and lifetime customer support from the date of purchase., ,