AUTOOL BT280 Electric System Tester – Precision Diagnostics for Modern Vehicles

Advanced Multilingual Diagnostics
Detect and analyze automotive electrical systems with 9V-30V compatibility, supporting multiple languages for global technicians.
High-Precision Circuit Analysis
Engineered with industrial-grade probes and a durable ABS shell for accurate voltage, resistance, and continuity testing in harsh environments.
Versatile Application Scenarios
Ideal for professional mechanics, DIY enthusiasts, and fleet maintenance teams troubleshooting wiring, fuses, relays, and ECU circuits.
Robust & Ergonomic Design
Features a shock-resistant casing, non-slip grip, and bright backlit LCD for clear readings in low-light workshops or roadside repairs.
Fast & User-Friendly Operation
One-touch function selection and auto-ranging technology simplify complex diagnostics without manual calibration.
Trusted by Professionals
Used in automotive repair shops, assembly lines, and roadside assistance for reliable, instant fault detection.
Wholesale Advantage
Direct factory pricing ensures unbeatable value for bulk orders—stock up for your workshop or retail business.