Car Circuit & Relay Tester

Find Electrical Faults Faster

The Car Circuit & Relay Tester helps you check voltage, polarity and relays on 12V and 24V vehicles, with a digital readout and indicator lights that show what the probe is touching.

Key Features:

• Circuit testing from DC 3.5V to 36V
• Relay testing for standard 4-pin and 5-pin automotive relays
• Digital voltage display
• Red light for positive, green for negative or ground, no light for no voltage
• Built-in LED work light for dark engine bays
• Positive and negative output switch

Perfect For:

• DIY car electrical troubleshooting
• Checking fuses, wiring and relays
• Cars, vans, trucks and other 12V/24V vehicles
• Home mechanics and workshops

Specifications:

• Circuit test range: DC 3.5-36V
• Relay test: 12V / 24V, 4-pin and 5-pin
• Display: Digital voltage display
• Power: Vehicle 12V/24V battery
• Operating temperature: -20°C to 55°C
• Batteries included: No
• Colors: Red, Blue, Black

Read the included safety instructions before use. For DC vehicle circuits only; do not use on household AC power.