Kapaxen dual channel EN-EL20 battery charger is compatible with both Nikon original and any third-party EN-EL20 battery packs and comes with a power cord. The charger is very fast and capable of charging two batteries at once in just 3 hours. The charger's two-way microchip communication offers auto-cutoff and trickle charging. The product is compatible with the following Nikon cameras:

Nikon 1 J1
Nikon 1 J2
Nikon 1 J3
Nikon 1 S1
Nikon COOLPIX A
Nikon COOLPIX AW1

and more models.