The image shows a close-up of a red circuit board with various electronic components on it. On the left side of the board, there are two blue capacitors, one labeled "OPEN ERD" and the other labeled "TIMER". On the right side, there is a black resistor, which is likely used to control the speed of the circuit board. In the center of the image, there appears to be a variable speed indicator, which can be used to measure the current in the circuit. The board also has several other electronic components, such as resistors, capacitors and transistors, scattered around it.