Material: Made of high quality, excellent workmanship, safe and reliable, durable.

Keyless entry: Provide up to 20 unique passwords for your family or friends and create temporary codes for guests to use.

Easy installation: Suitable for most doors, no additional drilling required, suitable for left and right hand doors.

Smart: Set automatic lock lock in 5-99 seconds, and use the one-touch lock function to press any key number for 2 seconds.