Large. Zinc alloy housing and bright chrome plating, 2 keys each lock
. 20 fingerprints capacity standard
. Management fingerprint for set up or cancel control systems.
. Capacitive type sensor, 3.7V-500mAH battery
. External USB charge port for recharge and emergency power
. LED light and buzzer operation guidance
. Low battery alert supported
. 1 years or 2500 lock/unlock actions battery life.
fingerprint lock