General description Smart Fingerprint Lock with remote control switch, supporting Haha Lock App for remote sharing. It features a doorbell button and supports normally open mode. Technical specifications Fingerprint Capacity: 100 sets Password Capacity: 1000 sets Card Swiping: Yes Glass Door Thickness: 8-12 mm Door Space Size: 6-15 mm Scan Time: Less than 0.3 seconds Working Temperature: -20 to 60℃ Applicable Range: 10 meters Service Life: Battery lasts 5-6 months or 10,000 unlocks Working Humidity: 20-93% Number of Unlocks: 500,000 times Rejection Rate: Less than 0.15% Battery Model Required: 4 AA batteries (not included) Compatibility and accessories Includes: 1 x Smart Fingerprint Lock 1 Set x Rear Side Cover 1 Set x Screw Mounting Accessories 2 x IC Cards 1 x English Manual Other information Note: Light reflection and different displays may cause the color of the item in the picture to differ slightly from the actual product. The measurement allowed error is +/- 1-3 cm.