![Can someone explain why do I need a MOSFET and a resistor to change the brightness of a strip led? - General Electronics - Arduino Forum Can someone explain why do I need a MOSFET and a resistor to change the brightness of a strip led? - General Electronics - Arduino Forum](https://europe1.discourse-cdn.com/arduino/optimized/4X/8/1/0/8104291674f5919d08c45b9399fd9bd11a396e79_2_1024x678.jpeg)
Can someone explain why do I need a MOSFET and a resistor to change the brightness of a strip led? - General Electronics - Arduino Forum
![Amazon.com: Acxico 1Pcs Full Color RGB LED Strip Driver Module Shield for Arduino UNO R3 STM32 AVR V1.0 for 5V MCU System : Electronics Amazon.com: Acxico 1Pcs Full Color RGB LED Strip Driver Module Shield for Arduino UNO R3 STM32 AVR V1.0 for 5V MCU System : Electronics](https://m.media-amazon.com/images/I/41-FmmXQu4L._AC_.jpg)
Amazon.com: Acxico 1Pcs Full Color RGB LED Strip Driver Module Shield for Arduino UNO R3 STM32 AVR V1.0 for 5V MCU System : Electronics
![RGB LED strip controlled by Arduino Pro Mini and powered by 12V wall adapter - Project Guidance - Arduino Forum RGB LED strip controlled by Arduino Pro Mini and powered by 12V wall adapter - Project Guidance - Arduino Forum](https://europe1.discourse-cdn.com/arduino/original/4X/f/a/b/fabac2ace6aabc15164d837c151d30661041e0be.png)
RGB LED strip controlled by Arduino Pro Mini and powered by 12V wall adapter - Project Guidance - Arduino Forum
![Control RGB LED strip (Neopixel) from Unity - Extend an existing Library - Uduino tutorial - YouTube Control RGB LED strip (Neopixel) from Unity - Extend an existing Library - Uduino tutorial - YouTube](https://i.ytimg.com/vi/uME6dUEamI8/maxresdefault.jpg)