Semicircle glass door fingerprint lock can solve your problms of losing keys or forgetting password. It supports fingerprint unlocking/ APP unlocking/ mechanical key unlocking for more convenient use. 100 sets of fingerprints, 0.5s fast recognition, 6 months long standby time, this smart lock which is suitable for 12mm glass door can meet all your needsFeatures:Supports 3 unlocking ways for more convenient use: fingerprint unlocking/ APP unlocking/ mechanical key unlocking.Fingerprint unlocking: large capacity of 100 fingerprints (2 admins included), advanced fingerprint identification chip, 0.5 second fast response.Control by "OKLOK+" APP in your smartphone: BT unlocking, remote authorization unlocking, user management, check fingerprint unlocking records in APP anytime and anywhere.Rechargeable battery, about 6 months long standby time when full charged, no need to charge frequently. Low battery prompt can remind you to charge it in time.Easy installation, no need drilling. It's suitable for 12mm glass door, and can be widely used in home, offices, hotels, shops, other public places and so on.Zinc alloy lock body and stainless steel shackle, durable to use, waterproof, dustproof, scratch resistant.Note: The first and second fingerprints are administrators by default.Specifications:Color: SilverShape: SemicircleMaterial: Zinc Alloy + Stainless SteelUnlocking Way: Fingerprint + APP + Mechanical KeyCapacity: 100 Sets of FingerprintsAdministrator: 2FAR: 0.002%FRR: 1%Built-in Battery: 1 * 3.7V 150mAh Lithium BatteryCharging Port: Mocro USBCharge Time: about 2 hoursStandby Time: about 180 Days (10 times of unlocking everyday)Door Thickness: 12mm Glass DoorSercive Life: about 100,000 TimesWorking Temperature: -20~70Working Humidity: 5~95%RH (no condensation)Lock Body: 98 * 65mm / 3.9 * 2.6in (L * W)Package Size: 2 Package Boxes, 15 * 10.4 * 13.4cm / 5.9 * 4.1 * 5.3in, 10.5 * 10 * 8cm / 4.1 * 3.9 * 3.1inPackage Weight: 1142g / 2.5lbsPackage List:1 * Smart Glass Door Lock1 * USB Cable2 * Mechanical Key1 * User Manual (English)