RL308 Fingerprint Smart Lock

Zinc Alloy Casing

LCD Color Screen

No drilling needed

Power by USB for emergency


RL308 is a fingerprint smart lock for glass door with Zinc Alloy casing, which is durable, rugged and elegant. With clip-on design, you don't need to drill hole, which is easy to install.


There are three ways to unlock the door---fingerprint, password and IC card. You can also unlock by indoor revolving switch.

It adopts semiconductor sensor, which can accept dry and worn finger quickly less than 1 second.

It's powered by 4*AA 6R batteries. However, it supports power by USB for emergency when the power of battery has run out of.

Fingerprint SensorSemiconductor Sensor
Resolution200 PPI
MaterialZinc Alloy Casing
Verification MethodsFingerprint/ Password/ IC Card
Verification Time <1s
Max User200
PowerDC 6V (4*AA 6R Batteries)
Working Current150mA
Standby Current40μA
Weight2.0 KG