Jussming 7-Pin Trailer Wiring Tester – 12V RV & Truck Electrical Circuit Diagnostic Tool with LED Indicators for Fast Fault Detection

아마존 달러(USD) 가격을 각 날짜의 환율로 원화 환산해 표시합니다. 현재 환율 $1 = ₩1,463 (2026-07-26 기준)

상품 특징

• Instant Fault Identification‌ – Plug the tester into your trailer’s 7-pin connector or vehicle socket, press the yellow button, and observe LED lights. All lit LEDs indicate proper wiring; unlit LEDs reveal connection or circuit issues.
• ‌Pin-by-Pin Diagnostic Capability‌ – Test each pin individually for turn signals, brake lights, fog lights, and more. Isolate problems in the trailer or vehicle wiring without complex tools or guesswork.
• ‌Durable Construction for Long-Term Use‌ – High-grade ABS housing and copper connectors ensure resistance to wear, corrosion, and impact. Designed for reliability in workshops, rental fleets, and personal use.
• ‌Ergonomic and Portable‌ – Lightweight, pocket-sized design with a non-slip frosted surface. Store it in your vehicle for on-the-spot checks before towing or during roadside troubleshooting.
• ‌Universal 12V Application‌ – Compatible with most trailers, RVs, caravans, and trucks using standard 7-pin connectors. A must-have for safety-conscious drivers, mechanics, and towing professionals.

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