Screen Sizes: 5.6"-21" Diagonal 

Specifications:

1.high stability 
2.high durability 
3.high sensitivity

Main Technical Parameters:

Linearity:≤1.5% 
Interface: USB high speed communication
Touch Resolution:  2048*2048
Response Time: ≤5 ms
Activation Force: ≤50g 
Scratch Resistance: 3H pencil hardness 
Hitting Life Expectancy: Over 35 million 

Operating Temperature: -30º C ~80º C 
Storage Temperature: -40º C ~ 90º C 

Operating Humidity: 20%RH~90%RH

Storage Temperature: 10%RH~90%RH
Chemical Resistance: Alcohol, acetone, grease, and general household detergent 
Agency Approvals: CE, FCC, ROHS, UL

Warranty: three years