Loto OSC482X, USB Oscilloscope + Signal Generator + Logic Analyzer + Data Logger, 4 in 1, 50M S/s, 8~13 bit Vertical Resolution (PC Oscilloscope + Signal Generator + Logic Analyzer, OSC482X): Amazon.com: Industrial & Scientific
Loto USB Oscilloscope OSC482M for Both Android Phone/Tablet & Windows PC, 2 Channels, 50M S/s, 20MHz (Bandwidth), 8~13 bit Vertical Resolution: Amazon.com: Industrial & Scientific