Tontec 7 inch Touchscreen Panel Kit for AT070TN90 Raspberry Pi LCD Screen Touch Panel Only, LCD Screen NOT Included Able to identify any contact media such as a finger (with gloves or without), pens, credit cards and other input signals. Lead using FPC (flexible printed circuit board material) is smaller than the resistance of PET material used by other manufacturers value, good flexibility. Line insulation little visual effect, now we can do the minimum insulation point  0.035mm, far ahead of other vendors. Touch screen surface shiny, matte, anti-glare variety of materials, matting, anti-Newton ring and process for selection.