magnetic field:Attachment to the wall mounts form a magnetic field support, it can be used on the metal without tripods. Or hanging it on the nail or screws by the back slots. Multi-functional: Adsorption, Hanging, Bind with a rope, adjustable angle up to 180 Degree. 1/4inch male thread mounts to Infrared level device, 5/8inch female thread mounts to tripods, holes fit for the Infrared point. Ideal for mounting ,for Levelsure ,for , for , for , for Lasers and so on, This small accessory raise to your exact desired reference height. Adjustable Angle: 180 Degree Male thread: 1/4inch (for Infrared level) Female thread: 1/4inch and 5/8inch (for tripod) Notice: The adsorption force of Magnetic suspension way is affected by the iron material objects, such as the thickness of paint and clean degree of iron surfaces. Colour:Black Material:plastic Package Contents: 1 x infrared bracket Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.