Features 1,Multiple Unlocking Methods: This keyless smart cylinder lock allows you to unlock by password, key, card, and APP, comes with an emergency power interface in case the batteries run out (batteries not included). 2,Fast Efficient Unlocking: Offering rapid and efficient user experience, it only takes 0.5 sec to unlock, allows you authorize and monitor unlock records anytime and anywhere. 3,Versatile Use: this smart cylinder lock deadbolt is suitable for a variety of doors including security doors, wooden doors, and glass doors. 4,Low Power Consumption: The smart lock features a low power design for durability and energy efficiency, with strong resistance to disruptions. 5,Ultimate Convenience: With touchscreen keypad, it elevates your security set up to the next level with modern style and superior convenience for your home or office. Specification Item Type: Keyless Smart Cylinder Lock Static Protection: 15KV Power Input: 3.65V Working Current: 135mA Standby Current: 10uA Press Resistance: 100,000 times Suitable Door Thickness: 40100mm or 1.573.94in APP: for TT TOCK Applicable Door Types: Anti theft door, Wooden door, Glass door Power Supply: 3x1.5V AAA Alkaline Batteries (batteries not included) Package List 1 x Keyless Smart Cylinder Lock2 x Key1 x Screwdriver1 x Suction Cup3 x IC Card1 x Instruction Manual Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.