Sparky, also known as Experiment 221, is a fictional character from the Lilo & Stitch franchise. He is an illegal genetic experiment designed by Jumba Jookiba. The film.
He is made to produce electric surges that can be fatal. Kilauea Lighthouse, which was previously abandoned because it required too much electricity, is his one true place. Experiment 221 was the 221st genetic test created by Jumba with financing from Hämsterviel. He was made to exploit his electrical prowess to generate incapacitating electric power surges.