Model Number: LEISE MB-D11 Brand Name: LEISE Key Specifications/Special Features: Description:Model:LEISE MB-D11 Professional Camera Grip For Nikon D7000MB-D11 is equipped with a shutter release button ,multi selector,Main command dial,sub-command dial,and AF-ON button for use when taking photographs in vertical orientation.These controls perform the same function as the corresponding controls on the camera and that affect these camera controls .Specification:Power:.One EN-EL3e,EN-EL4 rechargeable Li-ion battery or eight LR6 Alkaline ,HR6 NI-MH,FR6 lithium or ZR6 Nickel-manganese AA batteriesWorking Temperature range:0°C~+40°C/32°F-104°FOperating Humidity:85% or lessSize:About133(W)*72(H)*49(D)mm