Adel LA9-3 is a fingerprint and keypad lock that can be used on internal doors, such as office, meeting room, residential, and villas. It features an optical fingerprint sensor with a 500 dpi resolution and a CMOS chip, ensuring that fingerprints cannot be duplicated. It has a cast-steel structure and a stainless steel single latch, making it durable and easy to install. Adel LA9-3 offers three ways to unlock: fingerprint, PIN, or mechanical key, providing flexibility and convenience. With a capacity of up to 120 fingerprint templates, it can store multiple users' fingerprints.