- ShapeSquare
- Power SourceBattery
- ApplicationBank, Office, Personal, Shop
- Supply TypeManufacturer, Exporter, Supplier, Retailer, Distributor, Trader
- Preferred Buyer Location All over the world
A calculator is a tool used to perform mathematical calculations, typically using the abacus or Roman numerals. The history of calculators dates back to the ancient world, when devices such as the abacus were used for arithmetic computations.