1. epson dx5 print head adopted (water base & eco solvent), it has 8 lines nozzles, every line contains 182 nozzles. the resolution can reach up 1440dpi, it¡¯s applicable both indoor and outdoor. \n 2. high quality damper equipped, it can filter the solid particles, which can prevent then print head from beginning plugged. replaceable damper reduce the cost of maintenance. \n 3. original epson ink station equipped, it advanced ink print head intelligent cleaning and humidity keeping. maintenance work turns out to be much easier than before. \n