DSO211 is a pocket size digital storage oscilloscope fulfills basic electronic engineering requirements. It is base on ARMCortex™-M3compatible 32 bit platform, equipped with 320*240 color display, 8MB internal USB flash drive, USB connection, and chargeable batteries. Weighs only 65g Portable Digital Oscilloscope DIY Kit provides waveform viewing, pocket size and over 2 hours battery operation. This DIY kit is aopen source code. The Schematic, PCB layout and program code is free for re-design. It is ideal for production test, research, design and education. Pc connection: Micro-USB Setup your SD card for first time usage: Format SD card with FAT16 Download Datafile Decompress it, and copy to the root folder of SD card. Material: plastic colour: black Package Contents: 1 x Digital Oscilloscope 1 x Muelle Probe 1 x USB cable Only the above package content, other products are not included. Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.