3M Scotchlok Color-Coded Male-Female Disconnect Terminal provides permanent electrical and mechanical connection to a pre-stripped end of a stranded copper wire. It is 300V rated for building wire. The terminal has a butted-seam barrel that is covered by a funnel-designed, seamless brass sleeve to guide the wire into position. It has an abrasion-resistant, flared, vinyl-sleeve insulation to ensure easy crimping and the terminal withstands temperatures of -40 to 221 degrees F (-40 to 105 degrees C). RoHS 2011/65/EU Compliant.