Pistol Trigger enables you to take the perfect picture with a steady hand. A must have for all water photographers out there. Features: Compatible with HERO3, HERO3+ and HERO4 cameras. Upgradable modular system. Floats on water. Direct GoPro attachment. One-handed operation. Content: Pistol Trigger. Quick screw. Screw wrench. Section Buoy, GoPro camera and POV Light not included.