The 738 Photo Magenta Ink Cartridge is a compatible product for HP DesignJet T850 T950 Wide Format printers. Made in Guangdong, China, this ink cartridge is designed for inkjet print technology and contains water-based pigment ink. With a volume of 300ml per cartridge, this multicolor ink cartridge is manufactured with a one-time chip and comes with a warranty of 3 months. The product is perfect for those looking for a reliable and high-quality ink solution for their HP printers.