12V-24V P55 Electrical Circuit Tester - Continuity Test, Trailer Light Tester & Short Circuit Locator with Overload Protection | Perfect for Automotive, RV & Electrical System Diagnostics

Topdiag P55 Power Tester: Make Automotive Diagnosis More Efficient and Easier! Topdiag P55 automotive electrical system tester for 12-24V automotive power circuit diagnosis, compact design with reverse connection and overload protection, P55 electrical tester can be used to test the continuity and positive/ negative detection, activate components, can quickly locate short circuits, broken wires or poor contact in the vehicle electrical system components, which helps the user faster and more accurate understanding of the vehicle problems. Positive & Negative Pole Detection When the probe is touched to the positive circuit, the device will light up red and the device will light up green if the probe touches the negative circuit. Component Activation The activation function can be used to activate components such as the starter, fuel pump, solenoid, blower, cooling fan, headlights, etc. Grounding Detection Use the probe to make contact with the negative terminal of the component and the devicewill light up green when the ground test is passed. Test Trailer Lights & Connectors Connect the device to the battery, clip the clip of the auxiliary ground wire to the trailer ground, connect the probe to the socket of the trailer connector, and press the (-) button to detect the function of the trailer light. Jump Lead Function Black clip and auxiliary ground wire directly connected through the device, the red clip andvehicle battery disconnected, the device can be used as a long jumper lead. Track & Locate Short Circuits In most cases, a short circuit will manifest itself as ablown fuse or a tripped electrical protection device(such as a tripped circuit breaker). Support All 12-24V Vehicle Electrical System, Including Cars, Trucks, SUVs, Excavators, Boats, etc. Parameters: Supply Voltage DC: 12-24VOperating Current: 80mAActivation Current: 0-8AOperating Temperature: 0~60°CStorage Temperature: -40~70°C

[Topdiag P55 Efficient Electrician Tools While Driving] Here is a must-have repair tool for car owners or technicians - Topdiag P55 automotive circuit tester. It is capable of performing component activation function, positive and negative pole detection, continuity test, grounding test, test trailer lights and connectors, tracking and locating short circuits and jumper lead function, etc. Topdiag P55 power circuit probe tester is your perfect travel companion which will save a lot of bills and time for you!

[Quick Self-test & Component Activation Function] When you get P55 electrical tester in your hand, you can use it to perform a quick self-test, to confirm whether your car is in a good condition. In addition, component activation function allows you to activate different components of your vehicle, such as starter, fuel pump, cooling fan, headlights and blower, etc. When your car needs diagnosis, Topdiag P55 can meet your needs properly.

[Continuity Test & Grounding Test] Topdiag P55 can be used as a continuity tester, you can see the lights to determine the continuity of the vehicle. Furthermore, it supports grounding detection, which can help you identify whether there is a bad ground in your car. And this power tester also bulit-in dual LED lights to light up the work area, helps you to work better in the dark.

[Jump Lead Function & Short Circuit Located] With jump lead function, Topdiag P55 automotive circuit tester can be used to detect failures in the power supply part of your vehicle. And it is able to track and locate short circuits, you can use it to determine the location of a short circuit and no need to ask for help from technicians. All these practical functions make the Topdiag P55 electric tester a wise gift choice for car owners or DIYers.

[Wide Vehicle Coverage & After-sales Service] Topdiag P55 electrical tools for electrician is Compatible with different vehicle models, including but not limited to cars, pickup trucks, SUV, motorcycles, excavators and steamships, etc. Each Topdiag P55 tester electric is directly from Topdiag factory and come with 1 year warranty, F-ULL r-efund or new replacement within 30 days services. If you have any questions about our product, please feel free to let us know and we will try our best to help you out.