【Lighting Area and Dimmable】: 150W 21000 lumen,it can light up 400 square meters which is equal to a basketball court area. The dimmer switch is from 0W to 150W,which satisfy your different brightness requirement. 【Lighting Direction】:360°omnidirectional lighting angle,spread lighting in every direction for much people working together without moving the light source position. 【Flexible Usage】: 1、Hang up the light for use； 2、Put the light on platform for use；3、Or you can choose the lamp with tripod. 【Wide Application】:Ideal temporary work light for different construction sites like tunnel,bridge,building,workshop,home renovation project, plaster/painting,outdoor party and any temporary events. 【Safety and Wire】：ETL certified plug with ground,safe for body. And the 18 length wire is long enough to use.Durable and impact resistant,long lifespan.