The M32 Fingerprint Door Lock is able to store up to 100 fingerprints; with an all-new designed LED display, the fingerprints can be deleted or enrolled individually. The M32 also provides Always Open Latch Bypass Mode and Key Only Open Latch Bypass Mode. Technical Features: 旽igh precision semiconductor that allows quick response and consumes low voltage. 昐olid heavy-duty construction yet stylish in design, made from durable zinc-alloy metal. 昒p to 100 fingerprints capacity; allowes for the deletion and enrolment of individual users, or the deletion of all. 昈perates for more than 5,000 scans using standard alkaline battereis (2400mAH-2600 mAH); warning signal when low. No external wiring required. 旹lectromechanical clutch. The outside lever is free to turn when locks, therefore preventing forced lever lock damage. Item Parameters Fingerprint Sensor Semi-conductor Capturing Area 18.2mm?2.8mm Matching Mode 1:N Resolution 508dpi Sensor Accepting Angle ?0? Fingerprint Storage Capacity 100 Fingerprints Operating temperature 0癈~+55癈 Operating Humidity 40%~90% Operating Voltage 4 standard AA Batteries Front Lock Dimensions(excluding handle) 136mm?8mm?4mm Back Lock Dimensions(Excluding handle) 165mm?8mm?6mm