1、Multimeter Function: Supports DC AC voltage, resistance, diode, conductivity, capacitance, frequency, duty ratio measurement function; The multimeter displays a maximum reading of 4000 and a frequency of 4999. 2、Multiple Signal Output: With adjustable output frequency 1HZ‑9999Hz and adjustable output amplitude 12V +12V, signal generator can output square WA, sine wave, combination wave (square W+N, sine wave N+N), scanning wave, DC wave. 3、Signal Scanning and Simulation: Support magnetic signal scanning or Hall signal scanning; Can simulate Hall type or magneto type crankshaft signal, cam signal; Support gasoline vehicle, diesel vehicle crankshaft and cam signal simulation. 4、Combined Wave: The missing signal can be set arbitrarily (such as combined wave 58+2, 10+1), without connecting to the computer, and the maximum combined wave number is 99+99. 5、Waveform Storage: Oscilloscope has stored 10 groups of signal waveforms for direct output; The instrument also reserves 40 sets of signal waveform storage space, which can store the waveform to the specified location 6、Coil Control: Check whether the ignition coil is normal, support ignition line control, solenoid valve control, relay control (only support 30V/1A and below coil control). Item Type: Signal Generator Multimeter Model: ET32C Battery: 3.7V Lithium Battery x 1 (included) Frequency Output Range: 1Hz to 9999Hz Maximum Combination Wave: 99+99 Coil Control Support: Up to 30V/1A Power Supply: DC/Battery 1 x Signal Generator Multimeter 2 x Test Leads 1 x User Manual 2 x Probes 1 x USB Cable