25pk or conn underground. Use wherever exposure to water is likely including all outdoor splices, lighting, pump, and all enclosures. UL listed to 486D for use in damp/wet locations. UL 50 tested as raintight/watertight. Pre-filled custom sealant locks out moisture and air. No on-site assembly or multipiece kits. Replaces electrical tape and heat shrink. Added ribs for easier twist-on applications. Hexagonal shape allows connectors to be applied with standard nutdriver. Color coded caps. 3 broad range connectors meet twist-on market needs. Lifetime guarantee. 221 F./105 C. temperature rating. Sealant temperature range -45 F. to 400 F. Splices copper-to-copper. Small, blue/orange, maximum voltage 600V, 1000V in fixtures and signs, wire size minimum 2 No. 20, maximum 2 No. 14, card of 25