Trailer Tester,7-Pin Trailer Tester Tool,7Pin 12V Car Towing Trailer Plug Socket Connection Tester Diagnostic Tool with English Guide Paper Black

Features

• 【Widely Application】The 7 pin trailer truck vehicle tester plug is widely suitable for 12V Caravan, RV, Recreational, Vehicle, Truck, Vehicle, Trailer, etc. 1. Put the tester in the socket of the car. 2. Press the yellow button on the side of the tester. 3. If the wiring is good, all the LEDs light up. Do again steps 4 as previous.
• 【Long-Lived Product】The trailer tester is made by high quality ABS and Copper, frosted surface, 7 pin trailer tester plug is durable and reliable to use, ensure maximum strength and durability for long lasting usage. Such a practical trailer tester tool you will need it.
• 【Unique & Exquisite Design】The 7-pin trailer truck tester plug with safe and dependable performance, reasonable design. Deft appearance, convenient to use. Reliable quality and delicate workmanship will give you great use experience.Professionally manufactured, and high-performance, allowing your vehicle to work more efficiently.
• 【Powerful Function】This tester has one side to connect the 7-pins plug of a trailer and another side to connect the 7-pins socket of a car. This tester indicates quickly if a failure concerns the wiring of the car or the wiring of the trailer, which can effectively test what the problem is for 7 pins plug and socket connection.
• 【Service Guarantee】We stand behind all of our products with a 100% product guarantee and promise to give you the best customer care. If you have any issue about the item, please contact us by e-mail, we will try our best within 24 hours to reply.