NEMA L21-30P to NEMA 5-15/20R with 20 Amp Circuit Breaker NEMA L21-30P, 30 Amp, 120/208 Volt 5-Prong 30 Amp Male Plug (4) NEMA 5-15/20R, 20 Amp, 125 Volt, Household T-blade Female Connector Anti-cold Weather, Staying Flexible in Extreme Temperatures Outlet Cover This AC WORKS brand protective power strip cord [L2130CBF520] is very durable. The cord is 1.5-feet in length and is a NEMA L21-30P to four NEMA 5-15/20R household outlets. The NEMA L21-30P is a 30 Amp, 120/208 Volt locking plug. The NEMA 5-15/20R is a 20 Amp, 125 Volt, T-blade household female connector. The cable is an STW, 10/4, 30 Amp copper wire, with a 600 Volt anti-cold weather jacket that stays flexible in extreme temperatures. The cord is super durable and typically used in convention centers, trade shows, and outdoor events. Included with your purchase is a 5-year limited warranty. NEMA L21-30P to NEMA 5-15/20R with 20 Amp Circuit Breaker NEMA L21-30P, 30 Amp, 120/208 Volt 5-Prong 30 Amp Male Plug NEMA 5-15/20R, 20 Amp, 125 Volt, Household T-blade Female Connector Anti-cold Weather, Staying Flexible in Extreme Temperatures Outlet Cover 5-year Limited Warranty