This R1390 DTF printer requires no physical adjustment of the nozzles and can print directly as you add ink. After printing on PET film with the DTF printer, use a heat press to transfer it to t-shirts, hats and other items for perfect artwork. This printer has an excellent ink supply system with a built-in white ink agitator, which automatically circulates the white ink to ensure a consistent ink flow, prevent deposits from clogging the print head, extend the life of the printer, and ensure smooth white ink prints on a wide range of fabrics. This printer features an ultra-sharp 5760X1440 dpi print resolution with vibrant colors, crisp details and high saturation. Five-color printing achieves high-quality color printing with smooth color gradations and accurate color reproduction. The DTF transfer printer is suitable for cotton, polyester, leather, t-shirts, jeans, hats, handbags, pillows, shoes, socks, caps, crafts, hoodies, cushions and other fabrics. Please note: The R1390 DTF printer only supports Windows operating system versions.