The OWON HDS-I Series Handheld Digital Storage Oscilloscope is developed in topology of Digital Storage Oscilloscope and Multimeter. The HDS1022M-I is a dual channel DSO which can capture and display dual signals of up to 20MHz with sample rate 100MS/s and memory length 6kpts/Ch. Channel isolation is probable and good between channels. A 3&3/4-digit multimeter is provided as standard for all models. The HDS1022M-I is light in weight as 645 grams only and is an ideal handheld oscilloscope for quick measurement and debug particularly useful in onsite troubleshooting.