NEW SUN® 7-Pin Trailer Tester, LED Indicators, 7-Way RV Blade, Round Plug | For Truck Trailer RV Boat Wiring. Heavy Duty Build. Weatherproof Seal. Fits Most Applications. Easy Use. Plug And Play Tester

About this item

• Go to your orders and start the return
• Select your preferred free shipping option
• Drop off and leave!
• Go to your orders and start the return
• Select your preferred free shipping option
• Drop off and leave!
• ?? Perfect for truck, trailer, RV who tow: this NEW SUN 7-pin trailer light tester uses LED indicators to show each circuit clearly, so you can test wiring fast with no guesswork.
• ?? LED Circuit Indicators - Bright LEDs light up per function (turn, brake, tail), helping you find wiring faults in seconds so you can fix truck, trailer, RV and boat connections.
• ?? Heavy-Duty Build - Rugged, weather-sealed design stands up to shop and roadside use, with a reliable probe connection that resists impact, corrosion and wear for dependable.
• ?? Quick & Easy Diagnostics - Plug into a 7-way connector and read the lights instantly to verify truck-to-trailer wiring, pinpointing turn, brake, and tail faults within seconds.
• ?? Essential Towing Tool - Ideal for truck, trailer, RV, and boat owners to keep lighting safe. Confirm your plug pins (7-round blade) match before buying to avoid a misfit return.