Samsung electronics as one of the largest LCD manufacturers in the world released a 18.5-inch LCD USB powered. USB Samsung screen is super efficient because it only needs 6.3 watts of power. To turn this monitor simply by connecting with a USB port on your computer. No need for more electrical current. The screen uses LED technology with a contrast ratio 1000: 1 and the resulting resolution is 1366 x 768px. Unfortunately, the age of these devices is limited compared to 30,000 hours 50,000 hours for existing LCD monitors. Reportedly the Samsung will start mass production of low-power LCD screen for desktop PCs in 2011.( 343BCPC62JPC)