This battery grip doubles battery life with a rechargeable D-LI50 Lithium-ion battery cell, and it provides storage of a spare SD/SDHC memory card and infrared remote control. (Does not include battery or memory card)

• It features a vertical release button
• Depth of field preview switch
• Front and rear e-dials
• Buttons for exposure lock, exposure compensation, as well as the green button.
• The D-BG2 is weather-sealed to protect your battery and stored accessories.