Feature: 1. Help the camera keep balanced and stable. 2. Ergonomic control knobs allow quick, precise adjustment of the top stage\u0027s back and forth, and side-to-side movement. 3. Made of aluminum alloy and carbon fiber, which ensures light-weight and long-durability. 4. The height is adjustable, from 30cm to 45cm, meet your different needs. 5. QR plate has three rows of 1/4\" holes, even those very off-centered-balanced camera(such as 5D2). 6. This product is mainly used in photography. It is a 4 in 1 studio E27 lamp socket adapter. 7. It allows 4 bulbs installed in one single socket at the same time for bright illumination. 8. Each socket on the adapter can support up to 200W, so it supports up to 800W in total. 9. With 2 independent switches to control bulbs. 10. Light weight, easy installation. If you mounted four bulbs at same time, each bulb diameter must be less than 80mm. 11. This product is mainly used in photography. It is a 4 in 1 studio E27 lamp socket adapter. 12. With 2 independent switches to control bulbs.. Light weight, easy installation. 13. If you mounted four bulbs at same time, each bulb diameter must be less than 80mm. 14. It is a 4 in 1 studio E27 lamp socket adapter. 15. Light weight, easy installation. Specification: Features: This product is mainly used in photography. It is a 4 in 1 studio E27 lamp socket adapter. It allows 4 bulbs installed in one single socket at the same time for bright illumination. Each socket on the adapter can support up to 200W, so it supports up to 800W in total. With 2 independent switches to control bulbs. Light weight, easy installation. If you mounted four bulbs at same time, each bulb diameter must be less than 80mm. Specifications: Base type: Standard E27 base Support power: 200W * 4 (800W in total) Color: Black & white Suitable for: Studio daylight bulbs in photographic use Package size: 15 * 10.5 * 18cm / 5.9 * 4.1 * 7.1in Package weight: 649g / 1.43LB Package List: 1 * Base Socket Adapter Note: This item only includes the 4 in 1 studio E27 lamp socket splitter adapter. Package List: 1 * Base Socket Adapter Note: This item only includes the 4 in 1 studio E27 lamp socket splitter adapter.