Ideal for making circuits where you want to sense if a door or window is open or closed - based on the fact the alarm sensor contains a reed switch in one side, and a magnet in the other.
These sensors normally retail for up to £2.50 each - see link.
Regular Price: £334.79
Special Price Excl. Tax: £249.99 Incl. Tax: £299.99As low as: £292.79
BeeBot's simple and child friendly layout is a perfect starting point for teaching control, directional language and programming.