The Casio MS10B features a larger display which makes data more easier to read. This calculator is dual powered and is solar powered when light is sufficient and has battery power when light is insufficient. Key operations are stored in a buffer, so nothing is lost even during high-speed input. Designed and engineered for easy operation. Regular percentage calculations. All the markup capabilities of an adding machine for simplified cost and profit calculations.
12 months warranty. Dealer or end user to return with proof of purchase to: Casio Electronics Co. Limited,Operational Service Division, Harp View, 12 Priestley Way, London, NW2 7JD. Call Technical support 0208 4527253.