4 Pin Trailer Tester Connector, 4-Way Straight Trailer Light Tester with LED Indicators, Universal Car Wiring Testing Accessories for Brake/Turn/Tail Lights Trouble Shooter (2PCS)
US$1.96
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US$1.96
Price when purchased online
Free shipping
Free 30-day returns
Sold and shipped by ai4good.app
Free 30-day returns Details
Product details
| Management number | 237543133 | Release Date | 2026/07/10 | List Price | US$1.96 | Model Number | 237543133 | ||
|---|---|---|---|---|---|---|---|---|---|
| Category | |||||||||
- 【High-Quality Materials】The trailer light tester is constructed with high-toughness ABS housing and premium copper contacts, combining impact resistance with excellent conductivity and weather resistance, and is robust, rust-proof, and corrosion-resistant, ensuring long-term stable operation.
- 【Practical Function】The 4-pin trailer plug tester accurately detects the circuit status of the right turn signal, left turn signal, directional lights, and brake lights, quickly locating wiring faults to ensure the normal operation of the trailer lighting system, eliminates driving safety hazards from the source, serving as a practical tool for trailer circuit maintenance.
- 【Compact Size】The 4-way trailer circuit tester measures 1.97×1.38×0.39 inches. Its compact design takes up small space and is easily storable in a glove box or tool bag. At the same time, the equipped hanging ring can be attached to a keychain or work belt for convenient access anytime, meeting mobile detection needs.
- 【Easy to Use】The trailer wiring tester supports plug-and-play operation. Simply insert the connector into the corresponding port, and activate the vehicle's turn signals, headlights, and brake lights in sequence, green lights indicate circuit power. Additionally, the TAIL, LT (left turn), and RT (right turn) indicator lights are clearly marked, allowing quick fault diagnosis without professional skills to enhance detection efficiency.
- 【Wide Application】The trailer connector tester is compatible with 6-24V DC voltage, suitable for various towed vehicles like trucks, boats, RVs, and campers. It meets the circuit detection needs of different owners in diverse scenarios, offering strong practicality and wide adaptability.
| ASIN | B0FG2BC962 |
|---|---|
| Color | Black |
| Model | Trailer Tester Connector |
| Brand Name | GAOLAOSY |
| Style Name | Compact |
| Unit Count | 2.0 Count |
| Item Weight | 20 Grams |
| Part Number | GAOLAOSY-GLA-139 |
| Manufacturer | GAOLAOSY |
| Item Dimensions | 1.97 x 1.38 x 0.39 inches |
| Compatible Devices | trucks, boats, RVs, and campers |
| Included Components | Trailer Tester Connector |
| Warranty Description | 0.2 |
| Minimum Operating Voltage | 6 Volts (DC) |
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