Special Features:

Built-in Screen, Wrong-Try Lockout

System:

7.iOS/Android

APP:

TT Lock 

Fingerprints:

500

Color:

space black straight board

Material:

zinc alloy in-mold injection

Working voltage:

2.4-6V (4 1.5V alkaline batteries)

Dimention:

280*65*21mm

cards each:

100

passwords:

100