Digital Oscilloscope FNIRSI 5012H

$68.33
Portable single-channel oscilloscope with 500 MS/s sampling rate, 100 MHz bandwidth, 2.4" TFT display, and 3000 mAh lithium battery (provides up to 8 hours of operation).

Portable Digital Oscilloscope FNIRSI 150

$26.00
Portable single-channel oscilloscope with 200 kHz bandwidth, 1 MSa/s sampling rate, 1 kB memory depth and 2.4" TFT display.