Fingerprint lock room home electronic smart password anti-theft

【Super Convenient】4-in-1 keyless entry: fingerprint + PIN Code + Backup Key+Bluetooth/APP . Smart Functions: Auto-relock + Long-time-open Passage Mode + Temporary Visitor Mode + Two people Combination Mode (fingerprint + fingerprint, pass code + pass code, or fingerprint + pass code).

【Smart Life APP Blutetooth Unlock】 Low-power Bluetooth communication technology, App can add a large number of users, manage fingerprint input, user authorization, unlock, battery power, etc.

【Durable and Easy DIY Installation】The shell is made of unique 304 stainless steel, and is collision proof, waterproof, and rust proof. Works with a temperature range of 5¡ãF to 140¡ãF. Long battery life lasts up to one year. It fits any door with a thickness between 1.5" and 2.7". It takes only several minutes to install, but you may need to drill a small hole on the old door. 4 AA Batteries Required. Installation guide video is embedded on the left side of this page.

【Anti-peep Password and Safe】Anti-peep virtual password - Anti-peep password is random digits +correct digits+ random digits, user may enter any random digits in front of or behind the correct password to create unlimited random passwords to secure your place.

【30-day Money Back Guarantee & Free Lifetime Support】If you are not completely satisfied, return it and you will receive a full refund within 30 days of receipt, no questions asked. All COOLOUS Products include a One-Year Manufacturer Warranty and free lifetime technicalscription and manual carefully before purchasing and installing, to ensure that the door size and installation meet your requirements.