1. This professional mini ball head is the good accessory to add versatility to any tripod. 2. This locking ball head makes adjusting your camera to nearly any position quick and easy. 3. Simply loosen the knob, and rotate, tilt and pan your camera or camcorder with complete fluidity. 4. Simply screw the tripod ball head on your tripod. Then screw the whole tripod set to your camera. 5. When a 90-degree angle is desired, simply lower the platform into the notch. 6. With cold shoe design is convenient to install the microphone and LED light, and it is more convenient to use. 7. Using this tripod ball heads are also much easier to carry and pack than tripods with pan-tilt heads no long, protruding handles.