Universal 12V Automotive Relay Tester
Precision-engineered for accurate diagnostics, this relay tester features a durable ABS housing with reinforced copper terminals for optimal conductivity. Compatible with most 12V automotive systems, it quickly checks relay functionality, saving time on troubleshooting. Ideal for mechanics, DIY enthusiasts, and fleet maintenance, this tool ensures reliable performance for cars, trucks, and motorcycles. Compact design with non-slip grip enhances usability in tight engine bays. Direct bulk pricing with global wholesale support—order now for unbeatable value and fast shipping.