Vacuum Fluorescent Displays. Actual character height: 5.0mm (0.2 inch)

• Bright green fluorescent display

• Two-line display with 20 characters per line

• Intelligent serial pass-thru and parallel models available

• Available in many popular command sets

• Automatic message scrolling

• User definable character

• Supports high speed protocol: up to 19.2k bps, 1 stop bit

• Matched optical lens for better viewing contrast

• Ergonomic design

• Five adjustable viewing angles

• Available with 120V or 220V power adapters

view the manual here; http://www.product-catalog.com/logic_controls/pd3000um.pdf

view the technical specs. here; http://www.product-catalog.com/logic_controls/pd3000ds.pdf