1.Quality: pass the GS,CE,ROSH,VDE approval 2.Voltage: 220v 3.Life Span: 25000 hours 4.Waterproof Standard: IP44 ... by our optional. Features:1. Transparent PVC housing for waterproof.2. Unique structure, more energy saving, environmental protection, long life. ... lamps manufacturing enterprise2) We founded in 2004 and already established 2 factories and 1 trading company3) We specialize in producing ...