F83Ed0Sn1Jexcfgi4M.Medium
Technick29 writes –

This Instructable will take you through the steps on making a magnetic LED valentine by which one can convey their feelings through a thought-felt message and glowing red LEDs. ;) Send your loved one one half, get a puzzled look, and the unite the two two form the one Valentine to RULE THEM ALL!

instructables : Opposites Attract: A Magnetic LED Valentine Heart – Link.