4M S.t.e.a.m Powered Girls Solar System String Lights. Explore all the wonders of outer space with this Solar System String Lights kit. Assemble and paint your own mini-planetarium that lights up in the dark. Contains a full set of Solar System plastic planters, string lights with 9 LEDs, poster, paint strip, paint brush, glitter and instructions. Requires small crosshead screwdriver and 2 1.5v AA batteries