Get the best results out of your HP printing system with this HP 126A Twin Pack Toner in Black. HP Smart technology and chemically-grown toner formulas in HP colour LaserJet print cartridges work with your printer to deliver accurate, consistent colour and reliable, cost-effective performance. Chemically-grown toner and HP Smart printing system technology deliver consistent results and reliable performance throughout the life of the cartridge. HP Smart technology makes automatic adjustments to optimize print quality and enhance reliability. Minimal user intervention saves time, improves productivity and lowers overall printing costs. HP Smart technology in the toner cartridge and your printer makes HP supplies easy to install and maintain. Receive automatic alerts when a cartridge is low or out. Enjoy convenient, on-line ordering.For use with: HP LaserJet Pro 100/CP1025/M275. Approx. Page yield - 1200. Please note that this item is delivered direct from our supplier and may take a little longer to arrive.