About this item

• [MULTI-FUNCTION AUTOMOTIVE CIRCUIT TESTER] The OBDResource CT300 automotive circuit probe tester designed for diagnosing 0-80V vehicle electrical systems issues professionally. Such as resistance test, diode test, positive & negative test, multimeter functions, open/broken circuit test, voltage test, frequency test, CAN polarity test, oscilloscope mode, tracking and locating, short circuit, injector test, jumper test, overload protection.
• [INJECTOR TEST & COMPONENT ACTIVATION] Under component activation mode, CT300 electrical tester allows to activate different components, such as starter, headlights, blowers, solenoids, cooling fans, fuel pumps, etc. And CT300 circuit tester can also test the signal of fuel injector, touch the injector with the probe, the current signal waveform will displayed on the LCD screen.
• [JUMP LEAD FUNCTION & CIRCUIT BREAKER PROTECTION] With jump lead function, OBDResource CT300 probe tester can be used to check if there is a fault or problem in the power supply of your vehicle grounding. And CT300 electrical circuit tester is built-in circuit breaker protection for the user and vehicle's safety. The working principle of is - the circuit breaker will trip if overload. Equipped with dual LED lights on the top of OBDResource CT300 automotive electrical tester, it can light up the dark working area and help users make diagnoses even in the dark.
• [INTELLIGENT TESTING & SHORT CIRCUIT LOCATED] OBDResource CT300 test probe supports a series of intelligent testing, such as AC/DC voltage detection, resistance test and diode test and other vehicle testing. CT300 probe tester automotive also supports track and locate the short circuit, help you troubleshoot faulty components accurately and quickly.
• [32.8FT EXTENSION CORD TO WORK ANYWHERE AROUND THE VEHICLE] CT300 power circuit probe tester comes with 16.5 feet long cord plus 32.8 feet extension cord, you can test electrical circuit system anywhere around the vehicle. No more worrying about short cord while testing electrical system!
• [CONTINUITY TEST & TRAILER LIGHT TEST] When the probe is in multimeter or smart test mode, connect the probe's auxiliary ground wire to the trailer light and insert the probe tip into the OBDII socket to display the current voltage. Using this method, you can check the functionality and direction of the connectors and trailer lights. If you find that the trailer light connection is correct, you can use the "Component Activation" function to test whether the trailer light is working.
• [COMPATIBLE WITH DIFFERENT VEHICLE TYPES] OBDResource CT300 can be widely used on all of 12V and 24V cars, pickup trucks, motorcycle, SUV, excavators and steamships, etc. The power probe tester ensures precise results, making it an indispensable tool for any car owner or professional mechanic.
• [AFTER-SALES SERVICE] We will provide 1 year warranty and new replacement with 30 days of every customer who purchases CT300 probe tester automotive, and if you have any questions about our product, please do not hesitate to contact us and we will find out the perfect solution for you.