Sunshine recorder: Device to measure the duration of bright sunshine in a day

[@theLetterDoubleYou]

Boards of Canada brought me here, but i stayed for the genius

[@mikasa5673]

Where did you buy it?

[@mustafabdulle2945]

From the market which is near you

[@buntzybro]

@@mustafabdulle2945 ahahahaha savage

[@vinaykumar-ne3ed]

It's not savage.its reply 😅​@@buntzybro

[@wisid]

Amazing,

[@shadakhtar3809]

What is the card strip made of

[@vijshanker]

It is a photosensitive card.

[@samuelkamtande7579]

Thanks

[@vijshanker]

Welcome