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The key to take light / The key to take light

The key to take light

People in the case of a bad night lighting conditions,to ascertain the hole of the lock is not easy,
sot,he design will be combined with LED lights and keys.
The LED headlamp unit a built-in electric batteries and LED lights,When people open the lock,
In a normal way of holding pressure can then open the lighting,to help unlock.

University

Xihua University

Xihua University
Chengdu CIty, China