Features Flexible Unlocking: The unlocking is very simple with fingerprint, password, magnetic card, remote control, Bluetooth, APP unlock and more. Intelligent Control: Supports bluetooth function as well as WiFi connection, the smart doorlock will better improve the overall safety. With Pretty Designs: Comes with simple style and pretty color, the wireless doorlock is also a great supplement to your room decoration. Has Two Key Cards: Moreover, there are 2 key card in the set, which enables easy door unlocking for emergency, very convenient and reliable. Wide in Application: Matches perfectly with glass doors, framed aluminum doors, wooden doors and so on, 8-12mm applicable door thickness. Specification: Item Type: Smart Lock Model: Frameless double opening. Fingerprint speed: ≤ 0.3s Battery: 4 x 1.5V AA battery, shipped without battery. Misjudgment Rate: ≤ 0.0001% Frameless Door Seam: Approx. 4 ~ 15mm / 0.16 ~ 0.59in Opening Mode: Left and right interchanged. Appearance and Material: Zinc Alloy Static Power Consumption: Less than 10uA. Identification Rejection Rate: ≤ 0.0001% Applicable Door Thickness: Approx. 8 ~ 12mm / 0.31 ~ 0.47in Card Type: M1, IC Emergency Power Supply: For Android interface. Operating Temperature: - 20℃ ~ +60℃ Applicable Doors: For glass doors, framed aluminum doors, wooden doors, sliding doors. Unlock Mode: Fingerprint, password, magnetic card, remote control, Bluetooth, APP unlock, wireless attendance matching.  Package List:2 x Smart Lock Main Body5 x Big Screw5 x Small Screw2 x User Manual2 x Key Card2 x Accessory Note:Ask professional personnel to install. Package List 2 x Smart Lock Main Body 5 x Big Screw 5 x Small Screw 2 x User Manual 2 x Key Card 2 x Accessory