Original. Printing colours: Black. Black toner page yield: 12000 pages. Laser printing. 1 pc(s). OKI Data is committed to high environmental standards at stages of a printing product's life cycle - including design, manufacture and distribution of its products. We are constantly striving to design eco-friendly packaging and substitute materials for greener alternatives wherever possible.. Features. Product colour. Grey. Cartridge return & recycling. Yes. Black toner page yield. 12000 pages. Quantity per pack. 1 pc(s). Compatibility. B431/MB491. Printing colours. Black. Type. Original. Operational conditions. Operating temperature (T-T). 5 - 35 °C. Operating relative humidity (H-H). 20 - 80%. Storage temperature (T-T). -15 - 40 °C. Storage relative humidity (H-H). 10 - 90%. Packaging data. Package type. Box. Package weight. 600 g. Package height. 93 mm. Package depth. 80 mm. Package width. 300 mm. Other features. Print technology. Laser printing. Colour. No. Logistics data. Harmonized System (HS) code. 84439990

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