This is a generic, equivalent one, 100% compatible. This Replacement battery charger Kit for Nikon EN-EL21 ENEL21 MH-28 1 V2 EN EL21.

Features:
* Product Type: generic/equivalent
* Condition: new, 1 Year Warranty!
* This Replacement battery charger with foldable flat pin for easy storage.
* The charger Input: AC 100~240V 50~60Hz; Output: DC 4.2V 600mA.
* LED indicate: Red light for charging; Green light for standby or full-charge.

Compatible with battery models:
EN-EL21, ENEL21

Compatible with charger models:
MH-28

Compatible with the following camera models:
For Nikon 1 V2