MH-27 Battery charger for Nikon EN-EL20, EN-EL20a,MH-27,Nikon Coolpix A,Nikon 1 AW1,Nikon 1 J1,Nikon 1 J2,Nikon 1 J3,Nikon 1 S1,Nikon 1 V3, and Blackmagic Pocket Cinema Camera 100% Compatible with: Nikon EN-EL20, Nikon EN-EL20a, MH-27, Nikon Coolpix A, Nikon 1 AW1, Nikon 1 J1, Nikon 1 J2, Nikon 1 J3, Nikon 1 S1, Nikon 1 V3, and Blackmagic Pocket Cinema Camera CE & Rohs Safety Certification Worldwide Input Voltage: 100v - 240v ( World Charger ) , Charger Plugs Directly into Wall outlet ( no ac cord needed )