Thermochromic Pigments - Rainbow Pack (7 Colors) [Discontinued] _RPI_CASE_3APLUS eliminating the need for complex

eliminating the need for complex maths or timing code — ideal for robotics

Tilt Switch Sensor x1

This kit does NOT come with Arduino

custom GATT services and characteristics

so you just need to a cable link equipment

Thermochromic Pigments - Rainbow Pack (7 Colors) [Discontinued] _RPI_CASE_3APLUS eliminating the need for complexWe love playing with obscure materials that have a creepy cool or magical quality. Sure, there's invisible ink, but have you ever used heat to make a painting disappear? We're carrying these Thermochromic Pigments in a variety of colors. They change to a light white color at 31 C or 88 F. Can't decide which color to get? Why not get a grab bag of them all! How to get started on your next masterpiece? Just add a little water then paint any surface.