1, package included: 1pcs SK-035FE human machine interface HMI touch screen new in box; 1pcs programming cable(Only offer it free when you ask for after order. Not ship it default. The communication cable is not included, if you need, please contact us and inquiry it) The software SKtool is free(we can send it by email if you can’t download it by yourself) The Sk-035AE screen was discontinued since April 1, 2017 and replaced by the new SK-035FE model! 2, Performance specification SK-035AE Key Technical Parameters Model SK-035FE Display Size 3.5”(length : width=4:3) Resolution 320 x240 Brightness 350 cd/m2 Contrast 400 : 1 color 262, 144 color Backlight LED Control panel 4-wire high-precision electric resistance touch screen COM COM1 (RS232, RS422, RS485) USB download port USB Device YES USB port USB Host None Ethernet port None SD card None Storage 128M FLASH + 128M DDR2 CPU Cortex-A8 600MHz Supply power DC: 24V (±15%),6W Power consumption 3W FCC compatibility FCC, Class A Pressure-proof test 6000V AC / per minute CE certification EN55022 EN55024 Operation temperature -10~650 Operation humidity 10~90%RH( no condensation) Shockproof degree 10-25Hz( X Y Z dimension 2G/30 minutes) Protection Level IP65( front panel) Curst material Engineering plastic ABS + PC External size 135x 89x 39(mm) Installed portiforium size 123x 80 (mm) weight About 0.2kg Configuration software SKtool