Packing dimension(mm):395x205x180 Gross weight :4.3KG Net weight:3.8KG Allocation:400 fingerprints, three bolts , antitheft door Operating tempearture:-20.C-70.C False acceptance rate : <0.001% False rejection rate : <0.01% Enrollment time:<1s Verification time:<1s Operating voltage:4*1.5V AA Battery or 220v alternating current Unlocked by : fingerprint or keypad