Touch screen diamention: 2.8"~8.4", 10", 10.4", 12.1", 14", 15", 17", 19", 21".

With 5-Wire Resistive Touch Screen Technology, users get an increase in reliability and durability -- meaning a longer product life for their touch screen technologies. It is a durable and accurate technology that is widely used in demanding workplace applications such as point-of-sale systems, industrial controls, and medical systems.

5 wire touch screen Specification
Touch Type: 5-Wire Resistive touch screen
Screen Sizes: 1.8"-21" Diagonal
Cable Interface: PC Serial/COM Port or USB Port
Touch Resolution:  4096 x 4096
Response Time: 10 ms. Maximum
Activation Force:  10-100 grams per square centimer
Positional Accuracy: 3mm maximum error
Light Transmission: Film +Film>77%
Light Transmission: Film +Glass>83%
Scratch Resistance: 3H pencil hardness
Life Expectancy: Hitting Life Expectancy: Over 35 million
Scoring Life Expectancy: Over 5 million
Temperature: Operating Temperature: -10º C ~+60º C
Storage Temperature: -20º C ~ +70º C
Choices of Glass Thickness: 0.7mm, 1.1mm, 2.0mm, 3.0mm, 5.5mm, Normal Glass, Chemically strengthened glass
Chemical Resistance: Alcohol, acetone, grease, and general household detergent
Software Drivers:  Windows XP / 2000 / NT / ME / 98 / 95, Linux, Mac OS