7 Working Modes & Comprehensive Detection: The upgraded QDB-5A tester covers 7 core working modes, including multimeter measurement (voltage, resistance, current, capacitance, diode), injector testing, ignition drive, valve drive, stepper motor drive, PWM drive output, PWM signal output, and oscilloscope function (testing sensor signals)
Compatible with Multiple Components: The PWM signal generator controller is suitable for a variety of core components, including solenoid valves, solenoid fuel injectors, EGR/ZME/DRV valves, ignition coils, urea pump motors, idle speed motors, instrument panel motors, headlight motors, electric fans, air conditioning pressure sensors, rail pressure sensors, flow sensors, etc
2.4-Inch Color Display & Easy Operation: The ignition coil tester tool features a TFT color backlit display that is clearly visible in both sunlight and low light conditions. It supports one-button switching of operating modes, and the testing steps are simple and clear, making it ideal for troubleshooting automobiles, motorcycles, and trucks
Built-in Protection Functions & Adjustable Parameters: The coil pack tester is equipped with reverse polarity protection and overcurrent protection functions to ensure reliable use. Input voltage range: DC 8~26V; adjustable output voltage (1.25V~14.5V), output current (0~1.5A), PWM frequency (1Hz~100KHz), and duty cycle (0~100%), meeting the testing needs of various components
Package List & 3-Year Warranty: The APOWFIX QDB-5A tester kit includes a tester unit, a power cord, three single plugs, three test connection wires, an idle stepper motor plug, a stepper motor welding cable, an English manual, and a storage bag. We offer a three-year warranty on this APOWFIX tester. If there are any quality issues, please contact us and we will ship you a replacement