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LED light source new use magic door lamp

Believe that everyone has more than one key, but it is not easy to find the right key in the dark. Although the flashlight can help, but still more trouble. And this door lamp can help you find the right key in the dark.

First, the user needs to hang an induction coil on the door lock, and then fix a receiver on the key. Each time the key is close to the door lock, the LED light on the key will light up. In this way, even in the dark, you can easily find the right key.

Door lamp

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