Feature: It is made of aluminum alloy panel and zinc alloy handle, and the surface is vacuum-plated to prevent oxidative discoloration. The keyboard can be illuminated, waterproof, durable and sturdy. Four ways to open the door Mobile phone Bluetooth (0-15 meters), card, touch the button, mechanical key. Support APP remote control, shared temporary password and dynamic password. You can adjust the handle direction yourself. Suitable for door thickness 35-80 mm, no need to worry about not being installed, can be directly replaced with ball lock. Powered by 4 AA batteries Low power standby time up to 20,000 hours. When the battery is exhausted, a beep will sound automatically. The keyhole is not open to prevent illegal damage. Support garbled unlocking to prevent voyeurism. Spezifikations:Condition: Brand NewColor: Shown as PictureUnlock Method: Bluetooth App + touch keyboard + card+ mechanical keyApplication: for and for IOSLanguages: English, Spanish, French, Portuguese, etc. More than 20 languagesMaterial: Aluminum Alloy + Zinc AlloySize: Approx. 185 * 70 * 85 mm/7.3 * 2.8 * 3.3 in (including handle height)Lock: single lockApplicable Door Thickness: 35-80 mmOpening Direction: left open / right open (can be adjusted)Bluetooth Version: 5.0Power: 4 AA Batteries(Excluded)Working Voltage: 4.5 V-6 VStatic Power Consumption: 15 uaDynamic Power Consumption: 25mAWorking Temperature: -20-65°CPackage List:1 * Door Lock2 * Handle1 * Lock Tongue2 * Hanging Key Card2 * Card2 * Mechanical Key1 * Mounting Kit1 * Instruction Manual