Long life Four color Spectra Nova Piezo 256 Nozle Head (4 Print Heads & 8Head Print Heads) with Aluminum base offers consistent color & high quality printing. Higher Resolution 363×727 dpi. True Solvent-based pigmented inks provide UV-durable, water and abrasion-resistant prints for outdoor use. Automatic Print Head Cleaning System. Stable Automatic Media Feeding System. Automatic Ink Refill & Ink Level Detection with Alarm System. Automatic Media Drying System. Powerful Carriage Shaft and transport system with LM carriage guide for quality Printing. Strong and stable stand of Truss & High Speed & Standard Printing quality