... Dimension125*220*105mm·Using high power LED, high efficacy and long service life· Unique design of "Heat Dissipation Ring ... 61°, thereby decrease LED light-decay and increase 50% lighting effect.· Waterproof and dusty proof aluminum die-casting housing, ... small and durable.· Apply to road traffic, expressway, factory zone, parking, community and school, etc. SY-BS90-W security camera