High-Quality Universal 12V Car Relay Tester
Precision-engineered with durable ABS housing for long-lasting performance in harsh automotive environments. Features copper alloy contacts for optimal conductivity and corrosion resistance. Compact, portable design with clear LED indicators for quick diagnostics of 12V relays, fuses, and wiring. Ideal for mechanics, DIY enthusiasts, and auto shops. Universal compatibility with most car models—test relays for headlights, fuel pumps, AC systems, and more. Saves time and reduces guesswork with instant fault detection. Backed by our global wholesale guarantee—lowest prices, bulk discounts, and fast shipping. Upgrade your toolkit with professional-grade reliability at unbeatable value.