SPECIFICATIONS:Electrical:125 VAC, 15 Amps (15 Amp circuit breaker integrated in switch)Outlets:6Max Surge Voltage:6.5KvMax Surge Dissipation:90 JoulesMax Spike Current:4500 Amps, 25 degrees CelsiusClamping Voltage:400 VoltsClamping Response Time:Less than 1 nanosecondsNot a lightning arrestor, may not protect against direct lightning strikes. Made for Indoor use only.