About This 2 channel oscilloscope multimeter: FNIRSI 2C53P handheld oscilloscope has 250 MS/s sampling rate, 50 Mhz bandwidth. Multimeter 19999 counts, 5 measuring values, max and min display. 4.3-inch IPS touch screen, 480*272 high resolution DDS Signal generator: It can output 12 waveforms, the maximum waveform output frequency can reach 10 MHz. FPGA + MCU + ADC hardware structure can ensure a waveform capture function. Support waveform preservation, view and export analysis Efficiency improvement: Automotive oscilloscope has efficient one-key AUTO, quickly measure, simplify operations. Support automatic/normal/single trigger.Tablet Oscilloscope suitable for periodic analog signals and non -periodic digital signals Comprehensive analysis: X-Y mode can be used to compare the phase, amplitude and frequency of two sets of signals. FFT spectrum analysis can estimate the harmonic content and better handle complex signals Long-lasting battery life: The digital oscilloscope has a built-in 4000 mAh lithium battery with a battery life of about 4 hours, and supports Type-C interface charging to ensure uninterrupted work Overview Brand : FNIRSI Power Source : Battery Powered Color : Blue Item dimensions L x W x H : 3.15 x 1.18 x 0.79 inches Specification Met : CE, ETL, RoHS