http://www.picokit.com.au/Store/index...
DIY Electronic Double Dice kit to teach yourself soldering.
This Dual Dice comes with a Pre-Programmed Microchip so you just need to solder it together.
Features:
True random with 36 possible outcomes (6x6)
PowerOff after 15 seconds - sleep mode dramatically saves power
Last number recall on turn on
Great for family board games like "Monopoly" & "Settlers of Catan"
CR 2032 battery required