Last Updated:2025/11/21

I soldered a photoresistor to the circuit board so the lamp would turn on automatically when the room darkened.

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I soldered a photoresistor to the circuit board so the lamp would turn on automatically when the room darkened.

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基板に光抵抗器をはんだ付けして、部屋が暗くなるとランプが自動で点くようにした。

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