Bullet Point 1 With Kastar battery grip can be used 1 or 2 EN-EL15 lithium battery, to meet user needs for long time continuous shooting Bullet Point 2 Can be used 6 AA batteries, this not only increases shooting times but also means that the universally available AA batteries can be used in the event that your lithium ion batteries fail. Bullet Point 3 variety of operating controls: It includes the shutter release button, main dial, sub-command dial, AE-L/AF-L button, 1/4" Tripod screw mount enable shooting in the same way as a horizontal grip. Bullet Point 4 Make photographers easily control to shoot vertical and horizontal, shooting can get the same feeling when handling, really stable when the photographer using for heavy weight lenses Bullet Point 5 This Grip include 30-day Money Back and 3-YEAR Manufacturer Warranty. Description Details Package Includes: 1 x BG-2L Battery Grip for Nikon D600 D610 1 x Battery Holder for 6 x AA batteries (AA battery not included, you can search Kastar on Amazon and purchase from us) 1 x Battery Holder for 1 x EN-EL15 battery (battery not included, you can purchase from us directly) 1 x User Manual 1 x Feedback Card Product Description: 1.Can be used 6 AA batteries, this not only increases shooting times but also means that the universally available AA batteries can be used in the event that your lithium ion batteries fail. 2.Can be used 1 or 2 EN-EL15 lithium battery, to meet user needs for long time continuous shooting. 3.Has a vertical shoot shutter, half press for focusing, convenient vertical (portrait) film. 4.Using the material PC+GF10, superior feel and lustre, excellent scientific design,convenient holding, improve operability in vertical shooting, prevent inadvertently shoot. 5.With main wheel the same function as the camera's, can adjust the aperture and shutter speed. 6.Aperture value/exposure compensation button, with exposure control function. Quality Price Value