⭐.Signal Generator features: Digital Phosphor Tenchnology,ZOOM Scaling Time Base, Trigger Inhibition, Grayscale & Color Temperature, 50000wfm/s,Dual Channel,20M Bandwidth Limit, Intelligent Anti-burning,Chopping Wave Output, FFT Spectrum,Signal Generator, Cursor Mode,Waveform Saving, Firmware Upgrade,X-Y Mode,2.8-Inch IPS HD Display；⭐.Accurate Real-Time Trigger System,oscilloscope three trigger modes : automatic , single and normal: rising edge& falling edge,adaptive adjustable trigger,suppression,adaptive high frequency, low frequency, loud noise signal. Make the waveform clean and stable;⭐.20M Function Signal Generator，The analog front-end has a built-in switchable 20MHz hardware bandwidth limiting component, and the-3DB attenuation bandwidth is 20MHz after it is turned on，Unique Chopping output function ，cut a part or the whole part of various signals measured by the oscilloscope as the output signal of the signal generator , and can store up to 500 customized signals;⭐.Singal generator have 400V High Voltage anti-burn protection，the design of the input stage of the analog front-end all adopts high-voltage resistant design, and the overall design can reach 400V withstand voltage and prevent burning in any gear;⭐.180H generator 3000MAH Lithium Battery,scheduled shutdown 5V2A fast charging built-in 3000mah large-capacity rechargeable lithium battery, oscilloscope battery life up to 4 hours, timing shutdown:5 minutes to 2 hours(can be set).⭐.Function generator FFT simple spectrum display, qualitative overview of the spectrum content of the current signal, date storage and viewing, waveform saving screenshot saving, oscilloscope built-in 120Mbit storage space, up to 250 groups of waveforms and 90 screenshots, you can view the full-screen picture and secondary analysis of the saved waveform data;