Eacalyc Trailer Tester 13 Pin, Trailer Plug Socket Tester 13 Pin 12V Trailer Light Tester Trailer Wiring Circuit Tester for Caravan RV Truck Trailer

• 🐾【Fast Check】: The 13 pin trailer tester is designed to indicate the circuit fault on both towing vehicles and trailers quickly. One end connect to the 7 pin trailer plug and the other end connect to the 7 pin socket of car.
• 🐾【Extreme Durability】: The trailer plug socket tester 13 pin has passed the CE and RoHS certification. The are selected with suprior ABS plastic and cross slotted copper needles, frosted surface, stable connection.
• 🐾【Easy to Assemble】: Plug & play design. Just plug the wiring tester into your vehicle's connector, press the button and a clear diagnosis will be showed via the LED lights. And the trailer light tester requires a 9V battery (not included).
• 🐾【Wide Compatibility】: The 12v 13 pin trailer electric tester is universal European standard, which can widely used to car, caravan, RV, or other vehicles.
• 🐾【Excellent Construction】: Safe and dependable performance, reasonable and portable design, deft appearance and convenient usage.

🍹Eacalyc 13 pin trailer tester, trailer plug socket tester 12v 13-pin, trailer light wiring circuit tester electrics diagnostic tool for trailer, caravan, truck, boat or RV. 🐣【Enhanced Durability】 13 pin plug tester is made of high quality ABS plastic and copper, frosted surface, which is durable and reliable to use. 🐣【Mainly Purpose】 This trailer socket tester 13 pin can help you to check the circuit failure of vehicles or trailers quickly. 🐣【Worry-Free Warranty】 We believe in our products. That's why we back them all with an 12-month warranty and provide friendly customer service. If any problem, please do not hesistate to contact us. 🍹【Product Specification】 Material: ABS plastic & copper Color: black Voltage: 12V DC Battery Type: 9V battery (not included) 🍹【Package Included】 1 x trailer tester 13 pin 🍹【How to test the connection of a trailer (also can be used for caravan, bicycle, carrier or other commercial vehicle)?】 1. Insert the 13 pin trailer plug or socket into the tester connection. 2. Press the yellow button on the side of the tester. 3. If the wiring is good, all LEDs light up. 4. If a LED doesn't light up, it is because the corresponding wire is defective. If all the LEDs don't light up, then the mass wire is damaged or all bulbs are defective.