Car Battery Checker 12V Circuit Tester Automotive Electronic Car Relay Tester LED Lighting LED Indicator 2025 Type C Port

Good luck with your favorite purchases Introduction:This product is a portable automotive relay tester powered by TYPE-C， ensuring safe and reliable detection. It can quickly test the coil on/off and contact status of 4- pin and 5-pin relays, completing the test and displaying the result within 10 seconds. Attention：Mobile phone power supply requires TYPE-C to TYPE-C cable(Not include), our product only provides USB to TYPE-C cable.

Specification: Power interface: TYPE-C  Input voltage/current: 5VDC, 1A-2AOutput detection voltage (coil): 12V DCApplicable relay pin numbers: 4PIN, 5PIN (12V electromagnetic relay)Detection response time: 1 second/timeApplicable pins: 4-pin/5-pinWorking temperature range: -10℃-50℃Rated power:<10WUse coil resistance: ≥ 20ΩPower supply: USB data cablecompatible with TYPE-C data cables, mobile phones, power banks, car power supplies, adaptersAppearance Description: Power switch: The circular "ON/OFF" button controls the instrument on/off.Reset button: The circular "TEST' button is pressed to trigger the detection process.Indicator light: Red/green dual-color LED light (center of the panel) for displaying test results.Toggle switch: Used to switch between " 4- pin" and "5-pin" relay pins.LED lighting: Side switch control for easy operation in dark areas.  Result judgment:Normal: The green light flashes once per second for a total of 10 times, along with "beep - beep .. The prompt sound indicates that the relay is functioning properly.Fault: The red light remains on immediately, indicating that there is a fault with the relay.Follow-up operations and maintenance:After the TEST is completed, if you need to test again, simply press the "Test" button again; If you stop using it, press the 'ON/OFF* button to turn it off.The operating temperature of the instrument should be between -10℃ and 50℃ and the ambient temperature during charging should be above 0℃Package Included:1 x Car Relay Tester 1x USB cable 1x Manual