This tester is for a trailer/caravan and tow bar socket/plug checker. To do this, you simply have to insert the tester into the socket or plug to be tested, press the test button and a clear diagnosis is made via the LED display.
eBay
4/6/8/10pcs Interior Lighting Boat Camping Trailer Lights LED Spot Light Van Camper Caravan Lights
Aliexpress UK
This tester is for a trailer/caravan and tow bar socket/plug checker. To do this, you simply have to insert the tester into the socket or plug to be tested, press the test button and a clear diagnosis is made via the LED display.
eBay
4PCS Led Light 12v Caravan Ceiling Lamps LED Lights Car Roof Reading Light Boat Camper Van Car
Aliexpress UK
This adapter is a lighting and cable tester for trailers and towing vehicles. To do this, you simply have to insert the tester into the socket or plug to be tested, press the test button and a clear diagnosis is made via the LED display.
eBay
1Pcs Campervan Caravan Light 12v LED Indoor Lamp car Interior LED Reading light Cabinet Mini LED
Aliexpress UK
Automotive 13 Pin Towing Trailer Tow Bar Caravan Light Wiring Circuit Tester Plug Socket UK. This adapter is a lighting and cable tester for trailers and towing vehicles. This tester is for a trailer/caravan and tow bar socket/plug checker.
eBay
1/2/4/6/8/10pcs Interior Lighting Boat Camping Trailer Lights LED Spot Light Van Camper Caravan
Aliexpress UK
There is a separate 20 amp switch to test the continuity of the fridge circuit. This is the Caravan Electrical tester that all the service engineers need. Many have trained for their NVQ’s using this tester and is the market leader.
eBay
DC12V 3W 6000K 4000K 3000K LED Wash Reading Light RV Bedside Lamp Caravan Trailer Boat Boat Home
Aliexpress UK
There is a separate 20 amp switch to test the continuity of the fridge circuit. This is the Caravan Electrical remote tester that all the service engineers need and want. Battery under normal use will last approx 2 years with regular charging, using it to make the fridge chill will shorten he life of the battery.
eBay
12V 24V Reading Light LED RV Interior 2W with USB Port 5V 2A Swith Spotlight for Boat, Yacht,Caravan
Aliexpress UK
• Trailer Plug Socket Diagnostic Tool : Diagnose trailer wiring issues quickly and easily with this diagnostic tool. Just plug the tester in the 7 pin socket or the 7 pin plug of the trailer or caravan and press the yellow button on the side of the tester.
eBay
etrnLED USB 5V LED Under Cabinet Puck Light Display Case Shelf Counter Lighting Caravan Camper
Aliexpress UK
This adapter is a lighting and cable tester for trailers and towing vehicles. To do this, you simply have to insert the tester into the socket or plug to be tested, press the test button and a clear diagnosis is made via the LED display.
eBay
RV Exterior Outside Inside 12V 24V Awning Porch Light Scene Lighting For Trailers Campers Caravan
Aliexpress UK