Digital nail printers with thousands of fashionable designs, you can use the pictures download ed from internet, or taken by digital camera. It takes 15 seconds to color paint on one nail; They can print on five fingernails at one time. It is easy to get pictures by inputting series number. Nail printers are capable of identifying the shape and size of fingernails. Designs can automatically make corresponding adjustment according to the size of fingernails. It is very safe because the print head doesn't touch nails at all while color painting. Program can record the time and number of color painting. It is convenient to boss's check. It costs about US$0.15 to color paint on one pair of hand. The consumables are safe for humanbeing.