This relay tester is designed to carry out tests on 4-pin and 5-pin automotive relays, making it suitable for most vehicles with 12V or 24V systems. An adaptor is included for use with larger relays. It quickly distinguishes between good and faulty relays, and features an easy-to-read LED indicator display.

• LED indicators
• Detects 4 and 5-pin automotive relays
• Powered by 12V car battery
• Includes relay adaptor

Specifications