Astound your class with 5 in. sparks! Raise hair instantly - no shock hazard. 200 KV potential in humidities up to 90%. Special formula neoprene belt lasts up to 500 hours (spare included). Plastic molded base and housing, 18 cm aluminum globe, PVC column, 16-page experiment booklet, ground, and terminal. Kit comes already assembled. Uses 110V AC, 60 cycle.