VariDesk standing desk converter (Old Town SG1)

This device allows you use your computer and monitor while standing up or sitting down. It measures 75 x 75 cm (L x W) x 12 cm high in lowered position, adjustable up to 45 cm. Very heavy (approx. 20 kg) - probably needs two people to move it. Second picture shows similar product at full height.
Ideal for someone who works from home.