Description: Compatible for GoPro Hero 4/3. Compared with handheld cameras, it will help you to obtain a more stable pictures. It is more Lighter and has stronger design, compatible with trigger. Placed the camera in front of your hand ,you will experience the stability obviously. You can easily have your photos or pictures taken through th trigger. Specification: Material: ABS+PC Plastic Size: Approx. 140 × 40 × 120mm/5.51 × 1.57 × 4.72inch Packaging Material: One Side Transparent But the Other Opaque Bag Package Includes: 1 Piece Shutter Trigger 2 Pieces Long Screws 1 Piece Short Screw Note: The color on th website may have a little difference from the item you receive, because of the display screens. Please allow a slightly errors due to manual measurement. Camera , grip, camera clamp ,connector and waterproof housing case is not included in this Package Thanks for your understanding