Foska 12 Digit Solar Power and battery Office Calculator. Size:149x120x39mm. Experience seamless and efficient calculations with our 12 Digit Solar Power and Battery Office Calculator. Designed for the modern professional, this calculator measures 149x120x39mm, making it a compact yet powerful tool for any desk or workspace. It is equipped with a dual power system that harnesses solar energy for daylight operation and switches to battery power in lower light conditions, ensuring uninterrupted usage. The 12-digit display offers clear visibility for complex calculations, making it ideal for finance, accounting, and general office tasks. With its ergonomic design and responsive keys, this calculator enhances productivity while minimising effort, making it an essential accessory for every office.