... DM3061 Digital Multimeter,6 1/2 digits2,400,000-count,USB Host & Device,RS-232 Rigol DM3061 Digital Multimeter,ModelDM3064DM3062DM3061Reading Resolution6½ digits2 ... measurement storage.5.Connectivity: RS-232, USB Host, USB Device, GPIP(optional), LAN(optional) and supports USB and Web remote control. Fully compatible the ...