ELC-S series firing system: digital display rapide firing time and groups ,include point fire(point to point) ,rapid fire(running effects),step fire(fire in order ),salvo,remote control, memory demo functions.output is 110V. with cables and distributor(terminal box),each group can fire 10 pcs ignitors in parallel, 30 pcs in series.when at rapid fire status,each group can fire 2 pcs ignitors in series