After multiple iterations we finally have an stable version of our new Ottoky!, we encourage you to give a try.
You just need to 3D print each .STL file one time, the orientation of printing is very important... (More)
This is a soil wet alarm in an AR project by using 3D modelsthrough connect your sensor to IOT.
Plug your mosture sensor into soil and show smily and sad face as our alarm .
set and rotate boxes and... (More)
Nice way to draw arcs in the screen (by Tracy)
there is draw_arc function in that last otto code. This one can handle different shape curve via that height var, but you could fix that h value. Calc is at... (More)