Features 1??With five unlocking methods, fingerprint, password, IC card, mobile APP, and key, brings you more convenience. 2??Easy to unlock, one touch to open, every time you unlock, you will continue to reduce the rejection rate through intelligent algorithms, and the fingerprint recognition effect will become better. 3??Capacitive touch screen, sensitive touch screen unlocking, you can open the door with one touch, bringing you more convenience. 4??Password anti?peeping function, support garbled unlock to prevent peeping, for example, your correct door opening password is 666666, you can enter 12352+666666+11245 to open the door, after entering the correct password, you need to press the # key to confirm to unlock. 5??Automatic locking, enter the wrong password more than 5 times within 5 minutes, the keyboard locks for 90 seconds, the system does not respond to any operation within 90 seconds. 6??Automatic locking. If you enter the wrong password more than 5 times within 5 minutes, the keyboard will be locked for 90 seconds. The system will not respond to any operation within 90 seconds. 7??Using low power consumption technology original, low energy consumption, long battery life. 8??With low battery reminder function, low battery alarm will occur after the voltage is lower than 4.5V. After the alarm, the door lock can be unlocked 200 times. 9??Stainless steel rotary switch, single head lock adopts rotary key unlock design, need to install inside the door, quiet design, low noise. 10??In order to deal with the situation where the product is out of power, the emergency charging interface is designed with a closet temporary power supply port below to prevent the product from being unlocked when it is out of power. 11??Smart lock, supporting be used wirh other products for TUYA, can bring you more convenience. Specification Condition: Item Type: WIFI Door Lock Material: Stainless Steel + Aluminium Alloy Color: As the Picture Shown Working Power Supply: 4.5V-6.5V Power Supply: 4 x AA Battery (Not Included) Working Current:?? 250mA Quiescent Current: ??55uA Unlocking Method: Mobile Phone App, fingerprint, password, IC Card, key App: For TUYA Card Type: 13.56MHZ IC Card Fingerprint Capacity: 100 Card Capacity: 100 Password Capacity: 100 Password: 6-8 Digits Virtual Password: 16 Digits Resolution: 500DPI Rejection Rate: ??0.15% False Recognition Rate: ??0.00004% Operating Humidity 20%-93% Working Temperature: 0-10??-60?? Fingerprint Keypad Size: Approx. 166 x 58 x 35mm/6.5 x 2.3 x 1.4in Package List 1 x WIFI Door Lock 1 x Electric Lock Body 1 x Lock Ear 1 x Lock 3 x Key 1 x Mounting Plate 1 x Screw Bag 2 x Mounting Ring 2 x IC Card 1 x Instruction