Features:

• Versatile Charging Option
• More Battery, More Photo
• Versatile Charging Option: Common micro-USB input and the ability to charge with a USB wall charger, car charger, or external battery gives you more options than a standard battery charger.
• When recharging the batteries to 90% battery level, then it would switch to trickle charging and the LED indicator would turn into green light.
• More Battery, More Photo: Triple your camera runtime with a complete backup package including two replacement battery and a dual battery charger to keep the empty ones charging
• Exactly Like The Original: But bigger capacity of 2040mAh/14.7w Battery, can charge inside the camera, or using the 2.1A input charger to maximize charging efficiency
• Standard Compatibility: Made to the exact specification of Nikon EN-EL15 battery, compatible with Nikon 1 V1, D7100, D750, D7000, D7200, D7500, D810, D610, D800, D850, D600, D800e, D810a