Package Contents: 1 Pack TN436 Black Toner Cartridge. Compatible Printer Models: HL-L8260CDW Printer HL-L8360CDW Printer HL-L8360CDWT Printer HL-L9310CDW Printer HL-L9310CDWT Printer HL-L9310CDWTT Printer DCP-L8410CDW Printer MFC-L8610CDW Printer MFC-L8690CDW Printer MFC-L8900CDW Printer MFC-L9570CDWT Printer MFC-L9570CDW Printer Simple installation method: Step-1:Shake for 5 seconds to loosen toner powder distribution Step-2:Remove the seal tape from side of the toner Step-3:Remove orange rings from side of the toner Step-4:Insert the toner cartridge into your printer The latest upgraded chip: Adapt to the latest upgraded chips that can be quickly identified, ensure higher compatibility and provide a lasting printing experience with excellent performance! Printing Performance: Our TN436 toner cartridges are made of high-quality carbon powder nano-level manufacturing process, with firm fixing, high blackness, non-toxic and harmless, bringing users a good experience. Aftersales and Warranty: If any of our items are defective, guaranteed money back; reach us via: 1. “Order List” -> Click “Contact Seller”. 2. Click the store name link under “Add to Cart”-> Click “Ask a question”.