Product Description
"Door thickness range: 1 3/8 inch to 2 3/16 inch 35mm-55mm thick. OLED DISPLAY + VOICE GUIDE will walk you through the whole process. You can simply use the touchscreen to add or delete user on the device. u2705 Need 4pcs 1.5V AA dry batteries (No include) . Rechargeable batteries are not recommended, because most rechargeable battery s voltage is 1.2V. ALL-IN-1 FLEXIBILITY, fingerprint +access card(3 include) + code(4~12 digit) + backup key + double verification to unlock. Up to 300 users max and allow owner to track entry record. NEW 3D FINGERPRINT SENSOR bring you a fast & best secure fingerprint recognition system. Accuracy up to 99.86%. Works perfect for kids and the elder. DEADBOLT BUTTON can only allow admin users to access. This function can increase your privacy level significantly. "
