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Parallax now offers free shipping options at checkout for domestic, online orders!

USPS - Orders under $200 are eligible for free USPS Priority shipping (some exclusions apply).
UPS - Orders $200 or more are eligible for free UPS Ground shipping.
See the full details on our Policies & Ordering Info page.

Our Microcontrollers:

BASIC Stamp
A small module programmed in PBASIC, perfect for beginners

Propeller
A multicore microcontroller with eight 32-bit processors.

Many of our sensors and accessories are compatible with most 3.3 V and 5 V microcontrollers.