WARNING: This product can expose you to chemicals including lead, which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to: www.P65Warnings.ca.gov
This is a circuit board with 2 buffer capacitors with each 1 Farad for connection to the mLD3 und mSD3, item numbers 60972, 60975, 60976, and 60977. The buffer capacitor prevents light flickering and sound dropout from dirty track sections.