Product material: Aluminum Alloy 

Product size: 450'77 (MM) 

Battery capacity: 4200mAh lithium battery 

Emergency power supply: USB emergency power supply

Working temperature: -10℃~60℃ 

Working humidity: 35%~93%RH 

Applicable categories: entrance door, anti-theft door 

Applicable door thickness: 40-90mm 

Lock core level: C level 

Screen size: 4.5 inches/pixels: 1 million 

Unlocking methods: 3D face recognition, fingerprint, password, card swiping,  key, temporary password, remote unlocking 

Features: electromechanical separation, anti-pry alarm, anti-electromagnetic interference unlocking, anti-fake fingerprint unlocking, anti-peep virtual password, remote visual