Color STN-LCD Module LM8V31 Triple Super Twisted Nematic Features 20 cm [7.7"] VGA format Thin structure (9.5 mm) & lightweight (310 g Built-in touch panel and CCFT backlight available Low power consumption (1.6 W) Specifications Parameter Unit Display size 20 [7.7] cm ["] Dot format (H x V) 640 x RGB x 480 dot Dot pitch (H x V) 0.082 x 0.246 mm Active area (H x V) 157.4 x 118.0 mm Panel mode Transmissive - Contrast ratio 40 : 1 - Response time 350 ms Brightness 55 cd/m2 Backlight type 1CCFT(E) - Duty ratio 1/240 - Logic voltage 3.3 Vcon V Power consumption 1 600 mW Outline dimensions(W x H x D) 197.0 x 142.5 x 9.5 mm Weight 310 g Operating temperature 0 to +40 C Storage temperature -25 to +60 C