MM Black Laser Toner - Lexmark 69G8256 - For Lexmark Optra E / KonicaMinolta PagePro 6. Page yield: 3000 pages, Print technology: Laser, Printing colours: Black. Operating temperature range (T-T): 10 - 32.5 °C, Operating relative humidity range: 20 - 80 %, Storage temperature range (T-T): -20 - 40 °C. Weight: 550 g