Specifications Color(s) of printing supplies Tri-colour Ink drop 5 pl Ink types Dye-based Page yield (colour) ~560 pages Page yield footnote Tested in HP Deskjet 6540 Color Inkjet Printer. Approximate average based on ISO/IEC 24711 or HP testing methodology and continuous printing. Actual yield varies considerably based on content of printed pages and other factors. For details, see http://www.hp.com/go/learnaboutsupplies. Operating requirements Operating temperature range 15 to 35°C Storage temperature range -15 to 35°C Storage humidity 5 to 95% RH Dimensions and weight Package dimensions (W x D x H) 141 x 113 x 37 mm Package weight 79.6 g