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Img 4514Rob sent in this great LED Menorah with a USB interface, the Maker J. Schrier writes – “It can correctly calculate the dates of Hannukah for at least the next few thousand years (or any historical date back to 2 B.C.E.). As well as “lighting” the candles based on when the sunsets (I set the default geography for San Francisco/Berkeley, but you can enter any latitude/longitude and (assuming you don’t live too close to the arctic circle) it will be correct to within a few minutes. Furthermore, the shamas (candle you use to light the other candles) can blink out any morse-code message you want It will convert the words to morse code for you!” Link.