Thinner and more elegant! This fingerprint door lock by Haken is designed to be thinner and more stylish than any other ordinary optical fingerprint recognition door locks using similar technology for Sliding doors. Haken HDL R21-S is powered with one of the smartest fingerprint scanner, it verifies your fingerprint in an instance and there is no waiting time to recognize them. Designed with the Auto-cover which protects the fingerprint scanner for more durable and efficient use of door lock. When you touch the green sensor, the fingerprint module wakes up and lets you scan your fingerprint!
1 Sliding Door lock, 1 Manual Guide & Installation Template