PowerCON connector,NAC3FCA+NAC3MPA-1&NAC3FCB+NAC3MPB-1,Lockable Cable Connector + Chassis Connector, Power-in&Power-out more than Male plug: 20A/250V more than Female socket: 15A/250V more than Linear, uncharged and pre-grounded three contacts more than Power input (blue) and power output (white) have different lock keys to avoid short circuit more than Fast and convenient rotary locking system more than Ergonomic design colour: blue + white material: nylon + copper Package Contents: 2 * blue plug 2 * blue carrier 2 * white plug 2 * white carriers Precautions: more than Powercon is a connector without occlusion capacity more than Do not connect or disconnect at will during loading or live performance more than Do not use the wall of structure as the main power connector Only the above package content, other products are not included. Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.