Material
Stainless steel+Iron
Fingerprint capacity
100pcs (20pcs Administrator, 80pcs users)
5 in 1 Unlocking
RFID card, passcode, fingerprint, App (TT lock,Tuya), key
Alarm
low battery alarm,Tamper Alarm
Card
Up to 100 cards can be used
Power
4 AAA/1.5V batteries(Normally 9 months)
EPS
USB charge,Waterproof,Double lock,