Excellent Hp Toner 79a

Color(s) of print cartridges. Black. Print technology. Laser. Page yield (black and white) ~1,000 pages. Page yield footnote. Approximate average yield based on ISO/IEC 19752. ... Operating temperature range. 59 to 77°F. Storage temperature range. -4 to 104°F. Operating humidity range. 20 to 80% RH. Storage humidity.