LED-R：LED電流制限抵抗器の計算
- If you connect a LED directly to the battery, you may damage the LED because the current is too large.
- This app allows you to easily calculate the optimal resistance value for the LED.
- If you connect a LED directly to the battery, you may damage the LED because the current is too large.
- This app allows you to easily calculate the optimal resistance value for the LED.