✅ 【Specialized Fuel Injection Tests】The KZYEE KM50 Fuel Injection Test Mode is designed for fast, precise diagnostics of the fuel injection circuit. ✅ 【Switch Easily Between Test Modes-Clear Waveform & Digital Display for Faster Diagnosis】Featuring a user-friendly interface that seamlessly switches between test modes at the push of a mode button, the KZYEE KM50 can be quickly adapted to the specific needs of the circuit being analyzed.