HP 13X Black LaserJet Toner Cartridge. Page yield: 4000 pages, Print technology: Laser, Printing colours: Black. Operating relative humidity range: 20 - 80 %, Storage temperature range (T-T): -20 - 40 °C. Package weight: 1.14 kg, Package dimensions (WxDxH): 333 x 142 x 198 mm