Al30B Deadbolt Digital Lock with Bluetooth Enabled Features Reversible design: fit for all door opening directions; manual lock and unlock inside the room; private mode voice guide: English, Spanish, and Portuguese; volume adjustment; and silent mode.

Parameters

communication:4.0

power supply:4×aa alkaline battery (not included) 

card reader: ic card supported

fingerprint sensor:semi-conductor (silicon) (only for al40b)

user capacity:100

language: English / Spanish / Portuguese

battery life:5,300 times

temperature:-20 °c to 55 °c

door thickness:35 – 53 mm (standard)

dimensions:

front: 77(w) × 199(l) × 43(d) mm

back: 77(w) × 199(l) × 52(d) mm

material: zinc alloy (ml10 series)