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PHOLSY External Hot-Shoe Flash Battery Pack Speedlite Battery Box for Nikon SB900, SB910, Replaces Nikon SD-9 (12 AA Batteries)
✔ This is an external high performance battery pack that shortens recycling time and increases flash capacity. Operates on 12 AA Alkaline, Lithium or Ni-MH batteries to ensure a more stable power supply for the flash, comparing with traditional battery box ✔ Up to 680 flashes per charge, fast recycle times up to 1.0 sec (Ni-MH batteries) ✔ Battery level indicator press the power button 2 sec to check the battery status with 4 intuitive LED indicators ✔ Compact, portable, and easy to connect with speedlite, shoot faster, miss fewer shots and catch every wonderful moment. Over temperature

Price is $79.00
Price: $78.99