Velleman Flashing LED Sweetheart Soldering Practice Kit (MK101)Electronic Flashing LED Sweetheart NOTE: This kit requires assembly with a soldering iron. Soldering iron and solder are not included. Blinking rate can be adjusted Consumption: + 8mA Power supply: 9V battery (not included) Dimensions: 2. 5 x 2. 75 x 1. 2" The Velleman MK101 will light up your sweetheart. Perfect for a Valentine's Day gift for your special someone. The 28 red blinking LEDs make two separate hearts. This kit comes with a freestanding