... three years of warranty; 3. competitive price. 70MHz portable oscilloscope, SDS1072CNL:Applicationelectronic circuit design and debugging;electro circuit function test;inspect ... Sa/s(double channel),SDS1072CNLSDS1102CNLEquivalent sampling rate50G Sa/sMemory depth40Kpts(SDS1072CNL,SDS1102CNL);5Kpts/CH(SDS1202CNL)Rise time<2.4ns<3. ... 100-240V, 47HZ-440HZ, 50VA Max Digital Storage Oscilloscope SDS1072CNL