Mini rapid charger for charging the Nikon EN-EL9 battery replaces the Nikon MH-23 * Quick charge with automatic constant current control prevents battery from overcharging, short circuit, and electronic shock * Dual voltage unit (110- 240V) can be used worldwide! Includes European plug adapter. * CE Safety Certification. UL Listed. Meets (or exceeds) OEM standards. * 1 Year Warranty.