It sounds like you are describing a modification you have created for Farming Simulator 25 featuring a Renault Master IV with properly working lighting. The modification has a price of $20,000 and a power output of 120 hp. It's great to hear that the lighting works properly, as having functional lighting can be crucial for gameplay, especially during night time or low-visibility conditions.
It's important to create detailed and engaging modifications for Farming Simulator 25 that enhance the gaming experience for players. Providing accurate specifications like price, power output, and working features such as lighting can attract more users to try out your creation. Keep up the good work in developing modifications for the community to enjoy!