This is a brand - new Dell S2810Dn (F9G3N) black toner with a 3K yield. Dell, a well - known brand, ensures high - quality printing results. Ideal for your printing needs.

Using this Dell S2810Dn toner is easy. First, turn off your printer and open the toner compartment. Remove the old toner cartridge carefully and then insert this new black toner cartridge. Make sure it's properly seated. When it comes to precautions, always keep the toner away from direct sunlight and high - humidity areas. To maintain its performance, don't shake the cartridge too vigorously. Also, if you're not going to use the printer for a long time, it's better to leave the toner in the cartridge to avoid drying out.