Radio Shack 22-812: Digital Multimeter Unit Only.

RADIOSHACK DIGITAL MULTIMETER RS232 CAT NO 22812 (MLQ148)

RadioShack 46 Auto Range True RMS AC/DC Digital Multimeter 22-812 TESTED w/ Batt

Radio Shack Model 22-820 Pocket Digital Auto Range Multimeter RadioShack

Radio Shack Digital Multimeter 22-168A, Working Condition

Vintage Radio Shack LCD Digital Multimeter 22-163 Tested Working Clean

Radio Shack Digital Multimeter 22-174A,

Vintage RadioShack Pocket Ranging LCD Digital Multimeter 22-802 Mint Works Fine