1.the digit number range from 1 to 6. 2.the height of the digit range from 0.28 inch to 8 inch. Product specifications:1.the digit number range from 1 to 6.2.the height of the digit range from 0.28 inch to 8 inch.3.emitting colors:red, green, blue, yellowish green, orange, etc.4.surface color:black, gray, white. applications:1. automobile2. household appliances3. instruments4. and other places to ...