OBDResource 12V Automotive Relay Tester 1. Material: ABS material + hand-feel paint spray 2. Test method: automatic identification 3. Power supply current: 5V2A 4. Test type: 12V24V relay 5. Power supply method: 3 No. 5 batteries (not included)Type-C power supply 6. Intelligent shutdown, power saving, protection and extension of battery life 7. Note: 1 minute without operation, LED light goes out, the device automatically shuts down and enters sleep, no power consumption 8. Supports 10 types of relay tests with 5 different pins, whether the relay is normally open or normally closed, it can be tested 9. Automatically identify 12V24V, no need to select, just insert and test, easily detect relay faults 10. Can be powered by three No. 5 batteries, no need to use battery clamps to connect to the vehicle battery, test at any time (not included) 11. During the test, sound and light synchronous prompts (two-color LED indicator light green, red + buzzer) 12. Dimensions: 152x75x38mm