Features 1、The warning light has a 360° omni-directional light source coverage, providing sufficient lighting and good warning effect. 2、The transparent cover is dustproof and waterproof, dust will not enter the inside of the alarm lamp, and it can adapt to harsh environments. 3、The warning light is audible and visual type, which not only has good visible light, but also can emit alarm sound, which has a double prompting effect. 4、With screws to fix the base, the installation is simple and convenient, and the fixing structure is firmer. 5、Suitable for various densely populated places such as factories, office buildings, schools, groups, stations and so on. Specification Item Type: Warning Light Material: ABS Application: Sound and light warning, used in factories, office buildings, schools, government agencies, stations and other places. Rated voltage: 24VDC Power: 5W Color: Green Sound Function: Yes Shape: Flat top type Size: Approx. 170 x 90mm / 6.7 x 3.5in Package List 1 x Warning Light 3 x Fastening Nut 3 x Gasket 3 x Washer