DS211 mini oscilloscope is a digital storage oscilloscope compatible with 32-bit platform with its own display and built-in battery. The built-in 8MB U disk can be connected to the computer through the Micro USB interface to exchange data. Comes with a 320x240 resolution LCD display, only half size of a mobile phone, small in size, easy to operate and easy to use. Built-in rechargeable battery, up to 3 hours of continuous work. The highest sampling rate is 1MHz, which can meet the basic measurement of school experiments, home appliance repair, electronic engineering and other work.