ETEPON Digital Oscilloscope&nbsp;Kit DSO Shell 2.4&rdquo; TFT with BNC-Clip Cable Probe (Assembled Finished Machine) EM001 ASSEMBLED FINISHED ETEPOPN EM001 digital DIY oscilloscope kit with case is an assembled finished machine with DSO shell. No soldering / assembly work needs. It can be used directly to avoid assembling /welding process problems and greatly save your time. UPGRADED VERSION FROM DSO138  The sensitivity of the EM001 has been extended both in width and height, which is wider and wider than the DSO138. It reaches 5mV / div - 20V / div, while DSO138 is only 10mV / div - 5v / div. HAND-HELD  This updated digital oscilloscope can be hand-held, while DSO138 can only be used by placing it on the desktop. ROTARY ENCODER It has been added the rotary encoder, makes parameter adjustment more quicker and easier. WHAT YOU GET You will get a assembled DSO shell oscilloscope and BNC-clip cable. Detailed Operation instructions, troubleshooting guide and schematic are also provided.