Cap for Locking Plug, 20 Amp, Wetguard IP66 - YELLOW BATTLE THE ELEMENTS- Resistant to water, acids, alkalies, and many automotive and industrial lubricants and solvents WATERTIGHT- When mated or caps are on, feature IP69K ratings for high-temperature, high-pressure washdowns UNIQUE DESIGN- Exclusive “tongue and groove” design provides superior ingress protection from water, dirt and debris HIGH PERFORMANCE- Heavy-duty, one-piece contacts for maximum conductivity electrical performance THE BRAND YOU TRUST- Backed by a lifetime warranty.