Elevate your slot car racing experience with this electronic lap counter, designed to accommodate a variety of scale models including 1/87, 1/43, 1/32, and 1/24. It's an essential tool for any avid slot car enthusiast looking to keep track of lap times and improve their racing strategy. Although it's stated that this lap counter requires a power unit, it presents an excellent opportunity for DIY modification or for those who enjoy building and customising their racing equipment. Unbranded and versatile, it promises to be a valuable addition to your slot car arsenal, providing precision and convenience on the track. needs 240 volt power unit to 12volt