Description:
SHOOT(TM) product， not Nikon brand， but high quality
Provides increased external power to your nikon flashes
Reduces flash recycling time and increases the total number of flashes
Very suitable for using in continuous flash
Powered by 8 AA batteries (not included)
Comes with one protect case for easy carrying on the belt or in the bag

Compatible with:
Nikon SB-900
Specification:
Power: 8* AA batteries (Not included)
Output Voltage: 12V
Color: Black
Item Dimensions: 15.8 * 6.9 * 2.5cm
Item Weight: 144g
Package Size: 18.3 * 9.7 * 6.2cm
Package Weight: 233g

Package Content:
1x SHOOT SD-9A EXTRA Battery Pack