Smart Hand Fingerprint Square Ball Door Lock

Product Information:
Style: modern and simple
Scan time <1(s)
Service life: 10 (ten thousand times)
Color: black, champagne
Fingerprint type: semiconductor
Fingerprint capacity: 22 groups
Material: aluminum alloy
Emergency power supply: USB
Unlock method: fingerprint/mechanical key
Power supply: lithium battery
Working temperature: -20-55°C
Recognition speed: 0.25s

Style:
A: Square
B: round