Specification: 1.good quantity 2.long service life 3.low cost TypeFeaturesM83SWM8 3Pin, Male, Swivel lock nut, Straight cable plugM83SWLM8 3Pin, Male,Swivel lock nut, Angle cable plugM84SWM8 4Pin, Male, Swivel lock nut, Straight cable plugM84SWLM8 4Pin, Male, Swivel lock nut, Angle cable plug