Description: Make 90 degrees beam on any surfaces, to install home decorations, woodworking decorations, tiles, etc. Perfect for a variety of uses, including flooring, tile layout, paneling, wallpapering. Perfect for woodworking, tiled or any other work that requires precise alignment. The angle of the line can be changed according to the angle scale. 90 degree level provides accurate alignment of flat or straight. Specification: Material: ABS. Size: 19.5x10.5x6cm. Color: as pictures shown. Wavelength: 650-680 NM. Power supply: 3xAA battery.(not include) Note: There might be a bit color distortions due to different computer resolutions. There might be a slight errors due to different hand measurement. Package included: 1* 90 degree level.(not include battery) 2* suckers. Welcome to burang, Your satisfaction is our pursuit! We mainly deals various of articles for daily use products. We are specialize in watches, fashion jewelry, clothing, mobile phone accessories, home living, health & beauty items etc. Welcome to our store! For make sure the stock is available, you can refer to the product detail. Dear you can also following us. You can leave the message first ,Our working time is Monday to Friday 9:00am-18:30pm.we will reply you asap.