Sharp EL-2607v Printing CalculatorrThe Sharpe EL 2607V is a solid desktop printing calculator with a large 12 digit Digitron display capable of fast, crisp 2 colour printing in black or red. The practical and robust calculator is fully portable being dual powered by 1 x CR2032 battery and mains power, so when you need to work on the go, you can continue with your calculations. With printing speeds of 4. 5 lines per second, the EL 2607V is a well equipped 2 colour printing calculator.