Nikon MB-D18 Specs

Battery Type	1 x Battery Pack (EN-EL15) 6 x AA 1 x Battery Pack (EN-EL18a/b/c)
Tripod Mounting Thread	1/4"-20 Female

Packaging Info

Package Weight	1.055 lb
Box Dimensions (LxWxH)	7.25 x 4.15 x 4.05"