B01HPD3POM Mcoplus MCO-D500 Professional Vertical Battery Grip for Nikon D500 Camera Work with EN-EL15 Battery and AA Battery Replacement for MB-D17

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Replacements for Nikon MB-D17 Multi Battery Power Pack
1 or 2Pcs EN-EL15 Lithium batteries can be put into the grip, extending your shooting time(battery not included)
It can use
It Support screen lock function and lock display mode. Allow for setting delay time, exposure time, time interval and number of shots.
Working voltage: 7.2V-8.4V (for grip) / 3V (for remote control). Working current: less than 50mA (for remote control).