More unlock options，this smart WIFI deadbolt lock offer Keyless entry as Pass code, eKeys and Smart Phone, Support wifi connection, smart gateway with no distance limits allow you unlock everywhere, physical keys included. You could generate and send Permanent, or Custom (Start time to End time ) code, great for Airbnb, apartment and hotel management. Safer than ever.Security with Automatic Lock, SMONET digital door locks could detect and automatically locked within a certain time. No worries about forgetting to lock your door ever since. when enter the password incorrectly more than 5 times, deadbolt lock will lock for 5 minutes and admin could track all unlock records on phone in real time Smarter & More Convenient. With a gateway, this smart door lock could integrate with Alexa to enable Voice Control and connect multiple smart locks deadbolt. Grant different entry access as your need for your families and guest. Anti-peep Keypad, you can type in any number of random digits, and can still gain access as long as the 1 correct password is embedded Stable Quality- Smart Digital Door Locks are made of Zinc Alloy with Touchscreen and cool look, suitable for harsh environments, (Waterproof Level: IPX4; Operating Temp Range: -14～113℉) ,4 pcs AA batteries can support 5000 times opening, keypad deadbolt lock and APP will remind you when in low battery Easy Installation & Excellent Customer Service. electronic deadbolt locks is compatible with standard US wooden doors. With our instruction and video, Install easily with only 20 minutes.you could enjoy 30 days Free Return service, 1-year warranty and Life-time technical support. Any question please feel free to contact us:smonet01@hotmail.com