1、Simple Unlock: Supporting both fingerprint recognition and key unlocking, the smart door lock ensures better home security. 2、Good Capacity: Comes with 30pcs fingerprint data capacity, the FPC fingerprint reader enables easy and quick door unlocking. 3、Practical Use: Suits for wooden and metal doors within 30mm to 60mm thickness, ideal for home, office, school and so on. 4、Pretty Design: Square shape will perfectly fit into various decoration styles, while the silver colour brings more charm. 5、Easy to Install: Compact in size and light in weight, the simple installation will add more enjoyment to your smart life. Item Type: Smart Door Lock Function: 1. Two Unlocking Methods: Fingerprint unlocking and mechanical key unlocking; 2. Simple door handle setting, suitable for various scenes; 3. Multi level administrator settings to help you better manage your smart buildings; 4. The compact size fits all wooden doors and metal doors; 5. FPC fingerprint reader gives you the best security experience; 6. Emergency power supply in case of power failure; 7. Applicable door thickness 30 ~ 60mm / 1.18 ~ 2.36in(approx.) Unlocking Method: Fingerprint, mechanical button. Material: Zinc Alloy Colour: Silver Application: For residential, apartment, home, office. Handle Size: Approx. 142 x 25mm / 5.59 x 0.98in Panel Size: Approx. 68 x 68mm / 2.68 x 2.68in Working Temperature: -20~70 Degrees Celsius Working Humidity: 15% ~ 90% Working Battery: 6V , 4 x AAA batteries( not included) Undervoltage Warning: below 4.8V Battery Life: Support 10,000 lock and unlock operations. Static Power Consumption: <25ua Dynamic Power Consumption: <200mA Distance Sensor Card: Approx. <25mm / 0.98in Fingerprint Reader: FPC fingerprint reader. Data Capacity: 30pcs fingerprint data. APP System: APP is not supported. Weight: Approx. 810 g / 28.57 oz 1 x Front Handle(Battery Not Included) 1 x Rear Handle 1 x Lock Bolt 1 x Buckle Plate 1 x Buckle Box(4pcs Fixing Screw Included) 2 x Key 1 x Square Bar 2 x Grub Screw 2 x Connecting Tube 2 x Front and Rear Plate Locking Screw 1 x Screwdriver 1 x User Manual