OM SYSTEM OLYMPUS HLD-7 Camera Grip for Olympus E-M1 Compact System Cameras
The grip also includes an additional shutter release for greater comfort and speed when the camera is vertically upturned. Ergonomically designed for a firm natural grip, greatly improving the overall stability of the camera in your hand and the button lock switch prevents pushing any buttons unintentionally. An additional battery (not included) can also be slotted into the grip, extending overall battery life for longer shooting times.