US$ 11.99
programmable RGB lights x10
it could control the volume by PWM
you can start with the block programming mode
and crazy contraptions
Circuit Scribe - Pen Only (5 Pens) microbit programmable RGB lights x10Circuit Scribe's conductive ink pen is now available alone! Replace an empty pen from your kit, or use the pen with your own electrical components. Use it on any surface a rollerball pen will write on. https: www. circuitscribe. com product circuit scribe pen pack
US$ 11.99
US$ 799.50
US$ 1449.50
US$ 15.99
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US$ 324.50
US$ 88.00
US$ 16.99