The item is an Articulating Arm for LCD Monitor LED light, which simplifies the mounting, placement and adjusting -camera lightings and other accessories. Made of aluminum material, durable, rustproof and easy to install. This precise and durable designed arm with locking control knobs to release or enlarge the tension which can give all position movement. Features - Color: Black. - Material: Aluminum alloy. - Size: 18 x 7 x 4cm. - Made by aluminum alloy material, , light weight and firm. - With Precise Design, allows universal mounting options. - Adjustable. To tightening all , just need to adjust the central knob. - With a 360 swivel head makes you a comfortable use. - Suitable for camera, lamp and other accessories install. Let you use your camera/DSLR camera more easily. - Warm Tip: Dear buyer, Due to lighting effect, monitor’s brightness, manual measurement and etc, there could be some slight differences in the color and size between the photo and the actual item. Sincerely hope that you can understand! Thank you! Package list: 3 Inch Articulating Arm 3 x 7 Inch Articulating Arm