Source google image: https://i.pinimg.com/236x/7d/8c/d4/7d8cd4bab10f05eb9b8cb02149ff942b–led-lampe-sciences.jpg
Schema electrique spot led
Source google image: https://i.pinimg.com/236x/7d/8c/d4/7d8cd4bab10f05eb9b8cb02149ff942b–led-lampe-sciences.jpg