🚗 TIKSCIENCE Relay Tester Automotive Kit: 12V Auto Battery Tester & Car Diagnostic Tool with LED Lights - Quick Diagnostic Test, Measurement Tools, Code Readers & Scan Tools Review

Quick Diagnosis: CNBJ-707 auto relay test equipment can quickly diagnose problems with relays. It is suitable for common automotive relays on the market, saving time and money. Using this equipment makes vehicle diagnosis easier and faster. Warm Tips: After testing the relay, do not remove the relay while the tester is still connected to the battery. Follow the good instructions I should read to disconnect the battery and remove the relay. Suitable for 12 V Battery: 1. The car battery must be a 12V battery, and the battery voltage must be between 11V-15V. 2. The resistance of the applicable coil is preferably above 20 ohms. Easy to Carry: This 12V electronic automotive relay checker is convenient and fast, small in size, compact in structure and easy to debug. It can be directly tested when in use, and it can be placed in the toolbox when not in use, and will not take up space. Simple Operation: Clamp the power and ground power on the coil side, and then check the resistance on the switch side, you can choose 4-pin or 5-pin on the device, insert the relay into the appropriate slot on the board, and then just detects press the button. If it a failure even 1/10 times, you will receive a red light, indicating that the relay is broken. If it is valid every time it is started, you will get a green light indicating that the relay is good.