LCD monitors, the English called Liquid Crystal Display, referred to LCD. 

Its current stimulation liquid crystal molecules are point, line, surface and form with the back of the picture tube. We usually referred directly to a variety of LCD monitors LCD. The 1602 LCD display 16 characters in each line of display 2 lines, parallel interface, new products. Its small size, low power consumption, showing simple, wheeled robot is not only essential products, or the most direct Arduino interactive interface device .......