The BLE Electronic Industrial Fingerprint Mortise Smart Lock for Sliding/Glass Door is the ultimate security solution for your industrial or office space. Constructed from durable Zinc Alloy, this lock utilizes Bluetooth communication and can be controlled through the TTlock or TTHotel app on Android 4.4 or above, or IOS7.0 or above. With the ability to hold up to 150 fingerprint and card users, as well as allowing unlimited code user capacity, this lock offers a variety of unlock methods including fingerprint, passcode, M1 card, and key entry. The lock is powered by 4 AA alkaline batteries with a lifespan of 10,000 unlocks or 12 months and includes an emergency unlocking feature. Protect your valuable assets with this reliable and versatile smart lock.