The 90 channels Manual & remote control firing system has following parameter:
Digital display total firing time and separate firing time,  firing channels, rapid time. It can make point fire, rapid fire, step fire,remote control, memory and demo function. (time range:0.1-9.9S)                                 
1.Power source:110/220V AC.                       
2.Firing Capacity: 20-30pcs in series,10pcs ignitors in parallel.      
3.with 3pcs 30groups panels and 100M cables(80m+10m+10m)