Notebook with calculator. Solar-powered

Elevate your efficiency with this ingenious notebook, complete with a solar-powered calculator. At 12.3 x 18 x 1.1 cm, it's the ideal size for your calculations and notes, wrapped in a celestial-themed cover. Perfect for the multitasker who loves to crunch numbers as much as they enjoy jotting down ideas, this multi-coloured notebook is a smart addition to any workspace.