Step 4: Second Light

Connect the second light by fastening its copper bead in the same way.
in cold countries you could add a nichrome wire and use it as a hand heater!
there called sweet bands im with fenwick never herd of a pulse warmer ahha
Hm - I was really hoping for something that would light up in time with the beat of your pulse! :-D Should be possible to rig something up with an electrode on the inside of the wristband (or even a little mic), and a band-pass filter tuned to the right range of frequencies...
I've never heard them called "pulse warmers". Very cool.

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