Only 5 In-Stock Remaining.
How fast will your heart throb? Are you the calm silent cold type or the hotblooded casanova type? Only The Heart Throb Kit knows for sure!
This fun kit features a bright red heart which has the ability to flash at various rates for different persons. Place your fingers on the contacts and see how fast the heart will throb! Kit features IC circuitry and 36 jumbo red LEDs.