**NEW OPEN BOX** - This IPA Light Ranger MUTT RV and Utility-Type Trailer Light Tester, Model# 9101 is a top-quality tool for any mechanic or DIY enthusiast. It is designed to make your life easier when testing and repairing trailer lights. The device is made by IPA, a trusted brand in the automotive industry, and it comes with a range of features that are incredibly useful.With this tester, you can quickly and easily test the lights on your trailer and identify any problems that might exist. It is perfect for use on a range of different trailers, including utility, RV, and MUTT RV trailers. The device is easy to use and provides accurate and reliable readings every time. If you're looking for a reliable and efficient way to test and repair trailer lights, this IPA Light Ranger MUTT RV and Utility-Type Trailer Light Tester is definitely worth considering.