DS211 Portable Digital Storage Oscilloscope

DS211 is a pocket size digital storage oscilloscope that fulfills basic electronic engineering requirements.
Features
Lightweight digital storage oscilloscope.
2.8"color TFT LCD display (320×240 pixels).
Recharging through Micro USB port.
Rising/falling edge trigger.
Compact rectangular housing.
Buttons on the side.
Store file as BMP, DAT, BUF, or CSV format.
Use built-in flash disk to save/read waveform image.
Math waveforms: DATA, -DATA, Inp+D, Inp-D, -Inp.
Output test signal: 10Hz-1MHz (1-2-5 sequence step).
Synchronous mode: Auto, Normal, Single, Scan.
Auto measurement: frequency/duty cycle, DC RMS voltage/Vpp /Vmax/Vmin.
Specifications
Model DS211
Coupling DC/AC.
Max Sampling Rate 1MSa/s
Analog Broadband 200kHz
Max Sampling Memory Depth 8K
Analog Input Impedance >500KΩ
Max Input Voltage ±40Vpp (x1 probe)
Vertical Sensitivity 10mv/Div~10V/Div (1-2-5 sequence step)
Horizontal Sensitivity 1uS/Div~10S/Div (1-2-5 sequence step)
Battery Type Built-in 550mAh Lithium battery
Product Weight 65g
Product Size 106.5 x 55.7 x 11.5 mm
Package Contents 1 x DS211 Digital Storage Oscilloscope