16-084 Size: 3.75" H x 3" W x 3" D, Color: Yellow Features: -Twist-On connectors.-Unsurpassed quality and durability in a high-leverage, easy-on wing-type design.-Finger-pleasing wings are knurled for a surer grip and offset from the centerline for greater twisting leverage.-Easily removed for repeat usage on same size combination or larger.-Secure connections mean positive continuity.-Expandable square-wire plated spring instantly adjusts to the shape and size of the splice, then bites down to thread onto the wires without ratcheting and creates a strong, vibration-resistant connection-no pre-twisting tools are necessary.-Tough thermoplastic shell shields against environmental extremes.-Flame-retardant, non-porous, and non-corrosive shell resists surface cracking and chemical action.-Superior flash-over protection.-High-dielectric shell features deep skirt design to prevent exposure of bare wire.-Temperature rating: 105° C, 221°F. Dimensions: -Dimensions: 2"-3.75" H x 3"-4.5" W x 3"-3.5" D.