Skip to content
Welcome to our store

Start typing to find products

Looking for something? Try searching by category, product name, or brand.

Your cart is empty

Continue shopping
Skip to product info
  • Wireless Remote Operation: Zuomen trailer tester box with battery is connected to the GeniLife App on your phone via Bluetooth, allowing you to operate the tester remotely. No more walking back and forth or relying on extra help—save time, improve efficiency, and complete tests with ease.
  • Wide Compatibility: The trailer light tester box is compatible with with various 7-way round pin trailer plugs. No additional adapters are needed, making it easy to meet the testing requirements of various trailer types.
  • Safety & Convenience: Equipped with short-circuit and overload protection to prevent device damage and ensure safe operation. The built-in 12V 10Ah LiFePO₄ rechargeable battery allows use in remote areas without external power. Real-time battery visualization in the app lets you monitor remaining power at a glance and avoid unexpected interruptions.
  • Comprehensive Electrical System Testing: The trailer light tester can check all trailer lighting functions, including turn signals, brake lights, tail lights, and reverse lights. It accurately verifies wiring configurations to ensure the trailer’s electrical system is safe and reliable.
  • Durable Construction: Built with a metal 7-pin trailer socket for enhanced durability, and housed in a rugged waterproof carrying case that is sun-resistant, drop-resistant, heat-resistant, and shockproof—designed to withstand harsh working conditions.

trailer tester box

All-in-One Trailer Testing, Made Simple

Test smarter, not harder. This trailer tester box lets you quickly check lights, electric brakes, and wiring with convenient smartphone control, built-in battery power, and wide connector compatibility. One tool, total confidence—anywhere, anytime.

7-way flat (spade) connectors

One-Person Testing. Zero Back-and-Forth.

Control the tester remotely and handle the entire inspection by yourself. No running back and forth, no extra help needed—just faster testing and higher efficiency on every job.

6-way round pin connectors

Built-In Power for Anywhere You Work

With a 12V 10Ah rechargeable LiFePO4 battery, this tester works without external power. Perfect for roadside checks, job sites, and remote areas where outlets aren’t available.

2

Panel Control or Smartphone—Your Choice

Use the built-in control panel for quick checks or switch to smartphone control for long-distance operation. Flexible control that adapts to every testing situation.

trailer light testing tool

One Device for Testing All Types of Trailers

The trailer light tester box is compatible with with various 7-way round pin trailer plugs. No additional adapters are needed, making it easy to meet the testing requirements of various trailer types.

trailer tester box

Comprehensive Electrical System Fault Diagnostics

Test turn signals, brake lights, tail lights, reverse lights, and electric brakes with precision. Quickly verify wiring and spot issues before they become safety risks on the road.

trailer light tester

Multi-Scenario Use, a Professional Choice

Ideal for daily self-checks, emergency diagnostics, and professional repair shops. A must-have tool for trailer technicians, logistics professionals, and frequent trailer users who need fast, accurate results.

Trailer Light Tester Box with 12V 10Ah Battery and IP68 Waterproof Carrying Case, Bluetooth App Connection Wireless Control (7-Way Round Pin Compatible)

Vendor: Zuomeng

SKU: ZM-015

Sale price $174.99
Regular price $189.99
Save $15

Processing Time

All orders placed on Zuomeng.shop are processed within 0–1 business day. Orders are not processed, shipped, or delivered on weekends or U.S. holidays.

During periods of high order volume, processing and shipping times may be slightly delayed. If there is a significant delay with your order, we will notify you via email with the latest updates.

Shipping Time

We provide free standard shipping for all orders within the United States.

  • Processing Time: 0–1 business day
  • Estimated Delivery Time: 3–5 business days after order confirmation

Please note that delivery times may vary slightly depending on the carrier, weather conditions, and other unforeseen circumstances. Once your order has been shipped, you will receive a confirmation email with tracking information.

All returns must be requested within 30 days of the received date in unused, pristine condition with original packing and all parts inside.

We support paypal, credit card payment.

  • Wireless Remote Operation: Zuomen trailer tester box with battery is connected to the GeniLife App on your phone via Bluetooth, allowing you to operate the tester remotely. No more walking back and forth or relying on extra help—save time, improve efficiency, and complete tests with ease.
  • Wide Compatibility: The trailer light tester box is compatible with with various 7-way round pin trailer plugs. No additional adapters are needed, making it easy to meet the testing requirements of various trailer types.
  • Safety & Convenience: Equipped with short-circuit and overload protection to prevent device damage and ensure safe operation. The built-in 12V 10Ah LiFePO₄ rechargeable battery allows use in remote areas without external power. Real-time battery visualization in the app lets you monitor remaining power at a glance and avoid unexpected interruptions.
  • Comprehensive Electrical System Testing: The trailer light tester can check all trailer lighting functions, including turn signals, brake lights, tail lights, and reverse lights. It accurately verifies wiring configurations to ensure the trailer’s electrical system is safe and reliable.
  • Durable Construction: Built with a metal 7-pin trailer socket for enhanced durability, and housed in a rugged waterproof carrying case that is sun-resistant, drop-resistant, heat-resistant, and shockproof—designed to withstand harsh working conditions.

trailer tester box

All-in-One Trailer Testing, Made Simple

Test smarter, not harder. This trailer tester box lets you quickly check lights, electric brakes, and wiring with convenient smartphone control, built-in battery power, and wide connector compatibility. One tool, total confidence—anywhere, anytime.

7-way flat (spade) connectors

One-Person Testing. Zero Back-and-Forth.

Control the tester remotely and handle the entire inspection by yourself. No running back and forth, no extra help needed—just faster testing and higher efficiency on every job.

6-way round pin connectors

Built-In Power for Anywhere You Work

With a 12V 10Ah rechargeable LiFePO4 battery, this tester works without external power. Perfect for roadside checks, job sites, and remote areas where outlets aren’t available.

2

Panel Control or Smartphone—Your Choice

Use the built-in control panel for quick checks or switch to smartphone control for long-distance operation. Flexible control that adapts to every testing situation.

trailer light testing tool

One Device for Testing All Types of Trailers

The trailer light tester box is compatible with with various 7-way round pin trailer plugs. No additional adapters are needed, making it easy to meet the testing requirements of various trailer types.

trailer tester box

Comprehensive Electrical System Fault Diagnostics

Test turn signals, brake lights, tail lights, reverse lights, and electric brakes with precision. Quickly verify wiring and spot issues before they become safety risks on the road.

trailer light tester

Multi-Scenario Use, a Professional Choice

Ideal for daily self-checks, emergency diagnostics, and professional repair shops. A must-have tool for trailer technicians, logistics professionals, and frequent trailer users who need fast, accurate results.