Sharp 4" LCD monochrome Display. Specs: 383x234 monochrome LCD; CCFL, Analog RGB, 8 Volt DC Mono; 3.18" W x 2.39" H x 3.97" diagonal; Input Signal: Video Analog RGB; Brightness: 230 cd/m2; Contrast Ratio: 1:50; Power: 12-24 Volts +DC; Power Consumption: 4.3 watts (at DC 8 Volt); Outline Dimensions: 4.75" W x 4"H x 1-3/4"D. These are used system pulls, packaged in an anti-static bag. These come by themselves with no manuals or other instructions.