Light source: Ultra Bright LED PC shell, high transparency, anti-impact rainy- proof, ... : Warning Light(Plum Shape)Article No: SF010AA-WR (White Shell+ Red LED)Parameter:1) light Resource:Φ5 superbright LED ... 2pcs5) Battery Life:20day(12h per day)6) Shell Material:PC,PP7) Product Life:3 year8) Product ... , excellent alarming effect in the night(4)PC shell, high transparency, anti-impact(5)Water proof, ...