"Discover the Top 5 Ways to Access with the Latest Smart Lock Technology: Fingerprint, IC Card, and Password Control. Enjoy Big User Capacity with up to 100 pcs fingerprint, 200pcs password, and 500pcs IC card capacity. With an Incredible 15-Minute Installation Time, all you need is a Phillips screwdriver to install the smart lock on your door. Change Direction Easily to Suit Your Door's Needs, whether it opens right or left. Experience the Big Color Screen with OLED Display and Audio Navigation, allowing you to see all the programs on the screen. Benefit from Sensitive Fingerprint Recognition with High Recognition Rate Optical Fingerprint Sensor and Fast DSP Processor. The Special Design of the Smart Lock is Perfect for Frameless Glass Door Use and Not Only for Regular Glass Doors. Enjoy the Convenience of a No-Wiring Design, Powered by 4 AA Batteries (Not Included) for approximately 6 months. It also supports a low-power alarm function and emergency power