This 2 in 1 accessory, featuring a ruler and a calculator with a 10 digit size, is a clever invention by Addex Design.

You do not need to waste your time looking for your ruler or calculator, thanks to Addex it is all at hand. You will easily find space for it on your desk or in your drawer, as the Addex ruler and calculator is a very compact and handy accessory. A must have for any busy person and would make a great gift.