HP 15A Black LaserJet Toner Cartridge. Page yield: 2500 pages, Print technology: Laser, Printing colours: Black. Operating temperature range (T-T): 15 - 32.5 °C, Operating relative humidity range: 10 - 80 %, Storage temperature range (T-T): -20 - 40 °C. Package weight: 1.03 kg, Package dimensions (WxDxH): 344 x 122 x 196 mm