Product Overview
Compact self-powered 7-way trailer tester for 12V systems, enabling one-person fast wiring & light checks without tractors, perfect for workshop, yard and roadside trailer maintenance.

Key Features
- Built-in Rechargeable Battery – Works independently without vehicle power, test any parked trailer on-site.
- Full Circuit Fault Detection – Detects open, short and crossed wiring via clear LED indicators.
- ABS Fault Code Readout – One-button trigger to pull ABS blink fault codes for compatible trailers.
- Wireless Remote Control – Single-person remote operation up to 150ft for convenient rear-trailer inspection.
- Auto Short Circuit Protection – Cuts power instantly on shorts to protect wiring and internal parts.
- Dual Operation Modes – Supports remote control and local auto-cycle test without remote.

Specifications
- Voltage Compatibility: 12V only
- Max Remote Range: 150ft (open space)
- Full Charging Time: 3 hours
- Material: Impact-resistant ABS alloy
- Design: Portable pocket-sized, magnetic storage
- Best For: Repair shops, fleet yards, roadside trailer service

What's Included
📦 1 × Pocket Trailer Tester Main Unit
📦 1 × Wireless Remote Controller
📦 1 × Matching DC Charger
📦 1 × User Instruction
Manual Lightweight, all-in-one trailer diagnostic tool cuts heavy gear hassle for quick daily inspections ✨