Car Fuse Tester, Automotive Circuit Fault Probe Tester, 20A 48V Parasitic Draw, Car Relay & Circuit Tester with Overcurrent Detection, Inline Current Monitor for Mini & Standard Blade Fuses

Car Fuse Tester, Automotive Circuit Fault Probe Tester, 20A 48V Parasitic Draw, Car Relay & Circuit Tester with Overcurrent Detection, Inline Current Monitor for Mini & Standard Blade Fuses

• 【FAST PARASITIC DRAW DETECTION】 Stop guessing which circuit is killing your battery. This high-precision parasitic draw tester quickly identifies the exact fuse causing excessive current draw, making complex electrical troubleshooting fast and effortless for both DIYers and professional mechanics.
• 【REAL-TIME FUSE CIRCUIT TESTING】 Test and monitor current directly through individual fuse circuits without disconnecting the battery. This automotive circuit tester instantly flags abnormal current flow, overloaded circuits, and parasitic drains, saving you hours of diagnostic time.
• 【OVERCURRENT PROTECTION & SAFTEY】 Safely measures current from 0.01A up to 20A (48V Max) while maintaining your vehicle's factory fuse protection. The built-in overcurrent detection safeguards your car’s sensitive ECU electronics and the tester itself during intense diagnostics.
• 【PLUG & PLAY – NO MULTIMETER REQUIRED】 Simply insert the tester into the fuse slot for instant readings. This car relay tester and fuse tester automotive tool eliminates loose probes, unstable connections, and complicated multimeter setups for faster and more reliable testing.
• 【LED DISPLAY & WIDE COMPATIBILITY】 Features a crisp LED backlit screen and integrated front light for hassle-free work in dark engine bays. Compatible with Mini and Standard blade fuses in most cars, trucks, SUVs, and RVs for fast and reliable circuit diagnostics.