SparkFun Muscle Wire - 0.005" Diameter (1 foot) General Car & Vehicle Electronics 4 digit white alpha-numeric display

4 digit white alpha-numeric display with TTL

This is a good spool for more advanced users that should last 6-12 months depending on how often you solder

The game displays a value on the dual 7-segment displays

Why limit yourself to dimes

Blue LED Indicator

SparkFun Muscle Wire - 0.005" Diameter (1 foot) General Car & Vehicle Electronics 4 digit white alpha-numeric displayThis 0. 005" Muscle Wire (aka shape memory Nitinol) is a one foot long piece of nickel titanium alloy that can flex and contract when a specific amount of heat or current is applied to it. If you are asking yourself What sorcery is this?! We assure you, this isnt magic, its just simple science thanks to shape memory and a change between the wires weaker, low temperature form (martensitic) and its stronger, high temperature form (austenite). When the