... chip 3,3 years warranty 160/200/280W led tunnel light ,wall light, garden,square be used. Use COB packaging ... , effectively dissipate the heat to protect led and power. *Anodicoxidation treatment on radiator,good performance on water proof,corrosion resistant .* ... and environmental.*Applicated places: tunnel ,garden ,wall light SeriesGODLY LIGHTING LED tunnel lightModelGD-LE-120WGD-LE-140WGD-LE-180WGD ...