(1) With a red clip to connect the backup battery cathode, black to connect the negative (Positive and negative polarity will burn the car computer). Replace the battery will encounter these problems?.
Quickly test automotive relays with this Compact 12V Automotive Relay Tester. 12V Automotive Relay Tester. Compact and portable, this relay tester is an essential addition to any automotive toolbox, making electrical troubleshooting faster and more efficient.
Product Description: 1. 16PCS Double-ended Test Leads Set: Equipped with alligator clips at both ends of each test lead to securely ensure good conduction. The clips are soldered and stamping to the wires which offer low resistance and high sensitivity. 2. Wide Applications: Used in electric circuit, battery-powered projects, electrical or laboratory electric testing work. They are useful for connecting components to wires. 3. Superior Quality: This test leads kit is made of silicone double insulated while the clips is by nickel plated steel with PVC insulators, which is durable, non-toxic, flexible, and resistant to freezing and heat. .