Plug and Play: TONZACK Trailer connector tester helps you confirm proper vehicle and trailer electrical function. You just need plug 7 Pin Trailer Plug into the Trailer or Adapter, activate your vehicle's lights and signals, then check the Easy-to-read LEDs on the tester. No extra tools or batteries needed, simple and easy, plug and play design.
Quick Identification: 7 Pin Trailer Tester equipped with 6 bright LED indicators. Each indicator is clearly labeled, allowing you to quickly identify circuits in normal or faulty working condition at a glance.
Long-Lasting Construction: Tailer Tester is Made of High-quality ABS Plastic and copper, with a matte black housing for optimal weather, corrosion and impact resistance for long term use. The 7-way trailer plug adopts high-quality brass pins to ensure a safe and stable electrical connection between the plug and the trailer.
Multifunctional Tester: 7 Pin trailer tester can test 6 different trailer light functions, included tail lights, brake lights, reverse lights, turn signals, brakes and auxiliary power. Compatible with standard 7-way blade trailer outlets.
Compact Design: The 7 Pin Trailer Plug Tester has a small size design(5.2x2.96x1.63 Inches) that make it toss in glove compartment, pocket or tool box easily. Ensuring it's there when you need it without taking up unnecessary space.
Description
TONZACK 7 Way Blade Trailer Connector Tester with Red LEDs, 7-Pin Trailer Light Tester
LED indicator for circuit continuity tests. Features 6 LEDs, testing circuit for the tail lights, brake lights, reserve lights, left turn signal, right turn signal and auxiliary power.
Made to provide excellent impact resistance and corrosion resistance for long-lasting performance. Compatible with standard 7-way blade trailer sockets.
Small size for easy carrying, this trailer light tester can be stored in a glove box or tool box, no spare space need to be taken up.
Function Codes
BU: back up or auxiliary
RT: right turn/brake
T/M: taillights
LT: left turn/brake
BK: Brake controller output
12V: 12-volt power feed
TONZACK provides 24 hours customer service. You needn't worry about any quality problem.