Tests Trailer Circuits from the Tow Vehicle Quickly and Easily on Older Light- and Medium-Duty Trucks and RVs.

Features and Benefits:

• Plugs into the vehicle side socket
• LEDs indicate that each circuit is working
• Eliminates guesswork
• Winged grip for easy removal from electrical connector

WARNING: This product can expose you to chemicals including Lead and Lead Compounds, which are 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.