Neewer Vertical Wireless Remote Control Battery Grip Works with LP-E12 Battery for Canon EOS 100D Cameras Specially designed for Canon 100D camera. Can hold 1pcs or 2pcs LP-E12 batteries, especially suitable for shooting in a larger quantity or in low temperature environment. A vertical grip shutter-release button to enable shooting in the same fashion as a horizontal grip. Dimension:4.6x2.9x3.7in(117x74x94mm) Weight:5.3 ounces(15grams)