Specification Brand : Wisoqu BulletPoint1 : Multiple Purpose: Inbuilt generator/10Hz-1MHz (duty adjustable) or 10Hz-20KHz Sine///Sawtooth . BulletPoint2 : Built-in 500mAh lithium battery, adopts Micro USB interface for charging. BulletPoint3 : Powerful Performance, with modes of vertical range, adaptive horizontal and triggering threshold. Built-in 8MB U-disk storage for waveform data and images. BulletPoint4 : Synchronous mode: Auto, Normal, Single, None, Scan. Auto measurement: frequency, cycle time, duty cycle, RMS voltage/Vpp /Vmaximum/Vmin/Vavg. BulletPoint5 : Pocket size digital storage oscilloscope meets basic electronic engineering requirements. 320x240 Colorful TFT display, mini and compact. IncludedComponents : No ItemName : DS212 Portable Digital Oscilloscope, 2 Channel Oscilloscope with USB Interface, Built in 8MB U Disk Storage for Waveform Data and Images ItemPackageDimensions_Height : 4 centimeters ItemPackageDimensions_Length : 20 centimeters ItemPackageDimensions_Width : 11 centimeters ItemTypeKeyword : science-lab-oscilloscopes Manufacturer : Wisoqu MeasurementAccuracy : 0.1mm ModelName : Wisoqufv3cihra07 ModelNumber : Wisoquwpt2u0cvn3 NumberOfItems : 1 PartNumber : Wisoquwpt2u0cvn3 ProductDescription : Specification: Item Type: Oscilloscope Material: Aluminium Alloy Weight: Approx.344g ampling rate 10Msa/s (maximum) Analog channel bandwidth 1MHz Sampling storage depth 8K (maximum) Standard input impedance of analog channels 1MΩ Analog channel input voltage ±40V (maximum, X1 probe) Analog channel input coupling mode AC/DC Analog channel input sensitivity range 20mv/Div~10V/Div (1-2-5 step) Horizontal scanning time base range 1uS/Div~2S/Div (1-2-5 step) Function parameter Mode with Auto, Normal, Single, None, Scan synchronization mode mode with rising/falling mode Settable mode can set adaptive horizontal, vertical range, threshold mode Measurement Measurable frequency/period/duty cycle, RMS voltage/Vpp /Vmaximum/Vmin/Vavg source Built-in 10Hz~1MHz or 10Hz~20KHz Sine///Sawtooth Source storage capacity built-in U disk storage capacity 8MB, can store waveform data and waveform images Battery Built-in 500mAh lithium battery, charged by Micro USB port Display color TFT LCD display (resolution 320x240) Host size 100x56.5x10mmPackage List: 1 x Oscilloscope 1 x USB Charging Cable 2 x Oscilloscope Probe 4 x Color Ring 1 x Socket Head Wrench 2 x IC 2 x Ground 2 x Test Hook Hat Note: item color displayed in photos may be showing slightly different from the real object. Please take the real one as standard.