12V 24V Automotive Relay Tester 5-Socket Universal 4-Pin & 5-Pin Auto Relay Diagnostic Tool

1. This diagnostic tool intelligently detects both 12V and 24V automotive relays. It is widely compatible with over 20 vehicle relay types, making it an essential diagnostic scanner for cars, SUVs, trucks, and heavy-duty vehicles.
2. Engineered with a unique 5-socket testing panel to fit various terminal layouts for both large and small pins. Features a manual switch to easily toggle between 4-pin and 5-pin configurations, allowing for fast, universal testing of different automotive relays with zero hassle.
3. Say goodbye to complex diagnostic manuals. Simply connect the clamps, select your pin configuration, and press the "TEST" button. Clear, bright Green "TRUE" (Normal) and Red "FALSE" (Faulty) LED lights deliver diagnostic results in seconds, ensuring efficient troubleshooting.
4. Equipped with heavy-duty, fully insulated alligator clips for a secure, slip-free grip on battery terminals. Power is drawn directly from the vehicle battery. The 80cm (31.5 inches) flexible lead wire with reinforced joint connectors ensures excellent durability and easy reach under the hood.
5. Molded from impact-resistant ABS plastic, this compact detector is built to withstand harsh repair shop environments. Operating smoothly between -10 to 40 degrees Celsius (14 to 104 degrees Fahrenheit), it serves as a rugged, portable, and reliable electrical testing assistant for DIYers and professional mechanics.