12-digit calculator made of resistant ABS, with soft touch keys. Dual operation with solar energy an..

8-digit calculator in an original bicolor design with vivid colors and soft transparent keys. Button..

8-digit ecological calculator in an original bicolor design and water powered. Soft finish keys, dos..

10-digit calculator made of cork. With automatic switch-off mechanism and soft keys. Solar powered, ..

12-digit calculator made of durable aluminium and ABS, with soft-touch keys. Dual operation with sol..

8-digit nature line calculator. Made of recycled cardboard and solar powered. LCD display and automa..