this my panel. there are 3 main disconnect switches, 2-50 amp and 1- 30 amp. the two dual breakers are 15 amps, the other three are 20 amp. will i be okay to add a dual 15 or 20 amp breaker in the empty space by my finger? Or even a single 20 amp?
im going to run 2 600 watt lights, 260 watts...