Features: Support garbled unlocking to prevent voyeurism. Support APP remote control, shared temporary password and dynamic password. The handle direction can be adjusted by itself. The keyhole is not exposed to prevent any damage. Specifications: Condition: Color: Shown as Picture Unlock Method: Bluetooth App + touch keyboard + card + mechanical key Application: for Android and for IOS Languages: English, Spanish, French, Portuguese, etc. More than 20 languages Material: Aluminum Alloy + Zinc Alloy Size: Approx. 185 * 70 * 85 mm/7.3 * 2.8 * 3.3 in (including handle height) Lock: single lock Applicable Door Thickness: 35-80 mm Opening Direction: left open / right open (can be adjusted) Bluetooth Version: 5.0 Power: 4 AA Batteries(Excluded) Working Voltage: 4.5 V-6 V Static Power Consumption: 15 ua Dynamic Power Consumption: 25 mA Working Temperature: -20 -65°C Package List: 1 * Door Lock 2 * Handle 1 * Lock Tongue 2 * Hanging Key Card 2 * Card 2 * Mechanical Key 1 * Mounting Kit 1 * Instruction Manual