Touch screen monitor screen size 7 inches max resolution 800 x 480 pixel response time 25 ms aspect ratio 159 contrast ratio typical 5001 dot pitch 0 191 mm pixel density 13328 ppi monitor connection usb frame colour black power consumption in use 5 watt yearly power consumption 7 kwh average annual electricity cost 01951 kwh 137 euros average electricity costs over 5 years 01951 kwh 683 euro sources average electricity cost based o