New Arrivals Recommended, pls Click on the following pics to get them RAYKUBE Tuya BLE Smart Fingerprint Door Lock Electronic Lock with Password/Key/Card/Smartlife/Tuya APP Unlock For Bedroom M5 Installation Tutorial & APP Usage Tutorial Product parameters Model: M5 Battery type: 4 *AAA Batteries (Noted: Not Included in the package) Fingerprint type: Semiconductor fingerprint Fingerprints: 20-100 pcs Adaptive door thickness: 28-50 mm Emergency power supply: USB charging port (Type C) Product material: profile aluminum+zinc alloy Unlock Method: Fingerprint, password, Tuya Bluetooth, IC Card, temporary password, mechanical key Features Unlock methods: Tuya APP/ Fingerprint/ IC Card/ Password / Key Unlock Tuya APP Remote Control,Bluetooth connection, convenient and fast Support remote temporary password setting Virtual Password Anti-peeping Unlock Supported Passage Mode For Free Entry And Exit Mechanical keys and emergency power supply (USB) can be used when the door lock is out of power. Universal for left and right doors, suitable for 28-50 mm door thickness. More Passage Mode For Free Entry And Exit Humanized function selection, with fixed door opening status on the door, eliminating the hassle of frequent opening and closing locks Tuya APP Temporary Password Remotely Unlock Bluetooth connection; Easy to connect and save power When not at home, you can use the Tuya app to generate a temporary password to unlock Networking status; Abnormal alarm; Power reminder; Record Query; Remote unlocking Time-limited subscriber You can add a temporary user and set fingerprints,cards, and passwords for the user within a specified period of time. The temporary user automatically becomes invalid after the specified period of time expires. Purchase option with B4 gateway, add the gateway, connect to WiFi, and achieve remote Tuya WiFi unlocking Semiconductor Fingerprint Second Unlock Without Waiting LED Digital Display Screen Virtual Password Unlocking Under any lighting conditions, the operation steps are clearly displayed and easy to operate. The virtual password function is designed to prevent peeping and avoid password leakage Metal Key Emergency Unlock Don't panic if the battery runs out of power Multiple preparations for mechanical keys Powered by 4*AAA Batteries About 8-month Long Battery Life When the power is exhausted and the door is locked, the mobile power supply can be used for emergency power to open the door Easy to Replace in 10 minutes About Installation Item Include Front panel x 1 Rear panel x 1 60/70 mm Latch x 1 Mechanical Key x 2 Screw Kit x 1 English Manual x1 IC Card x 3 FAQ Q1:What should Ido if fingerprints of the elderly or children are inaccurately recognized? When adding fingerprints, try to enter them from different angles to enhance recognition accuracy, or add otherfingerprints as backups.We also provide backup unlocking methods such as IC cards and passwords. With triple protection, there's no need to worry about being unable to open the door. Q2: How many fingerprints can I add? Fingerprint capacity: 50 pcs Passcode capacity: 100 pcs IC card capacity: 100 pcs Total user capacity: 250 pcs Q3: Can it connect to Wi-Fi? It is a Bluetooth version. To connect to WiFi, an additional gateway B4 is required. To connect Wifi, please order the option of M5 and B4 Q4: Can it unlock remotely? Yes, remote unlocking is possible. You can generate a temporary password in the APP to realize remote unlocking—no network is required. Q5: Can it connect to Alexa or Google Assistant?No, most of Tuya smart locks cannot connect to Alexa or Google Assistant, except for a few specific Tuya models. Q6: How long does the battery last? Do I need to replace it frequently? It is powered by 4 alkaline batteries. Please use high-quality alkaline batteries (do not use rechargeable AAA batteries) . With the new batteries, it supports 1,500 to 2,000 unlocks and typically lasts about 4 to 6 months, so frequent replacement is unnecessary. If the battery level is low, the lock will issue a low battery warning, then please replace the batteries promptly. Q7: How can I open the door if the smart lock runs out of power? Method 1: Use the backup mechanical key to unlock the door. Method 2: There is a Type-C port on the front panel of the smart lock. You can use a power bank to supply emergency power for unlocking. Q8: Is it waterproof? Can it be used outdoors or exposed to sunlight? No, it is not waterproof. This lock is designed for indoor use only and must be installed under a sheltered or covered entrance. It should not be exposed to prolonged sunlight or rain. Q9: What temperature range does it workin? It works normally in temperatures ranging from -20°C to 50°C. Q10: What is the suitable door thickness? It suitable for doors with a thickness of 28–50mm.