Item Type: Handheld Oscilloscope_x000D_Material: ABS_x000D_Color: As shown in the picture_x000D__x000D_Oscilloscope Performance Parameters:_x000D_ModelHDS272S_x000D_Bandwidth70MHz_x000D_ChannelDual channel + single channel signal source_x000D_Real-time sampling rate250MSa/s (single channel),125MSa/s (dual channel)_x000D_Sampling modeNormal,peak sampling_x000D_Storage depth8K_x000D_Display3.5in LCD_x000D_Waveform refreshing rate10000 wfrms/s_x000D_Input couplingDC,AC,grounding_x000D_Input resistance1M2%,in parallel with 16pF10pF_x000D_Probe attenuation coefficient1X,10X,100X,1000X_x000D_Maximum input voltage400V (DC+AC peak value, 1M input impedance) (10:1 probe attenuation)_x000D_Bandwidth limit20MHz_x000D_Time base range5ns/div~500s/div, step by 1~2~5 system_x000D_Vertical sensitivity10mV/div~10V/div_x000D_Vertical resolution8bit_x000D_Low frequency response (-3db)10Hz at BNC_x000D_Rise time (typical on BNC)5ns_x000D_Trigger typeEdge trigger_x000D_Trigger methodAutomatic, normal, single_x000D_Trigger level4 divisions from the center of the display_x000D_Automatic measurementFrequency, period, amplitude, maximum, minimum, average, peak-to-peak_x000D_Cursor measurementVoltage difference between cursors (V), time difference between cursors (T)_x000D_Communication InterfaceUSB TYPE-C_x000D_Power supplyPolymer 18650x2 4400mAh (built-in battery)_x000D__x000D_Multimeter Performance Parameters:_x000D_Digital display4? (Maximum display 20000)_x000D_MeasuringVoltage, current, resistance, capacitance, diode, on-off_x000D_Input resistance10M_x000D_Diode0-2V_x000D_Function nameRangeAccuracy_x000D_DC Voltage200.00mV(0.5%+5 dig)_x000D_2.0000V/20.000V/200.00V(0.3%+3 dig)_x000D_1000.0V(0.5%+2 dig)_x000D_AC Voltage200.00mV/2.0000V/20.000V/200.00V(0.8%+5dig)_x000D_750.00V(1%+5dig)_x000D_DC Current20.000mA/200.00mA(1%+5dig)_x000D_10.000A(2.5%+2dig)_x000D_AC Current20.000mA/200.00mA(1%+5dig)_x000D_10.000A(2.8%+5dig)_x000D_Resistance ()200.00/2.0000k/20.000k/200.00k/2.0000M(0.8%+3dig)_x000D_20.000M(1%+3dig)_x000D_100.00M(3%+3dig)_x000D_Capacitance (F)20.000nF/200.00nF/2.0000F/20.000F/200.00F/2.0000mF(3.0%+10dig)_x000D_Frequency response(Hz)(40 - 1000) Hz_x000D__x000D_Signal Source Performance Parameters:_x000D_Waveform output frequencySine wave0.1Hz~25MHz_x000D_Square wave0.1Hz~5MHz_x000D_Sawtooth wave0.1Hz~1MHz_x000D_Arbitrary wave0.1Hz~5MHz_x000D_Sampling rate125MS/s_x000D_Channel1_x000D_Output amplitude20mVpp-5Vpp (high resistance), 10mVpp-2.5Vpp (50)_x000D_Wave length8K_x000D_Vertical resolution14bits_x000D_Output impedance50_x000D__x000D__x000D_How to Use_x000D_1: Get the product, press and hold the power button for 2 seconds to turn it on._x000D_2: Connect the probe to the oscilloscope._x000D_3: First adjust some parameters of the oscilloscope (accurately adjust according to the measuring object)._x000D_4: Measurement. 1Oscilloscope + multimeter + signal source waveform generator, multifunction in one, suitable for outdoor use. 2The oscilloscope has a bandwidth of 70MHz, a sampling rate of 250MS/s, a storage depth of 8K and a waveform refreshing rate of up to 10000 wfrms/s, and supports automatic measurement. 34 1/2 digit multimeter, support standard voltage, current, resistance, capacitance, diode, continuity test. 4The signal source adopts 25MHz output frequency, 125MS/s sampling rate, 14bits vertical resolution, supports 1M and 50 output. 5Standard USB TYPE?C interface, support power bank charging and host computer communication, 3.5?inch LCD display. 1 x Handheld Oscilloscope 2 x BNC to Alligator Clip 1 x USB TYPE-C Cable 2 x Test Leads 1 x Probe Pen 1 x Bag 1 x Calibration Pen 4 x Plastic Rings 1 x Plastic Cover 1 x Hollow Iron Needle 1 x Instruction Manual