... efficiency,soft light Efficient and energy saving,long lifespan Led down lightInput voltage: AC85V - AC265V Size: φ90 ... white/RGB Light source: 3 x 1W high power LED Luminous flux: 270lm Material: aluminum alloy + lens Working ... 30°C to 50°C The surface of the heat dissipation is at about 50°C Lifespan: 50 ... restaurant, exhibition, stores, marketing, and clothes press LED down lamps 1w,3w,5w,6w,7w,9w,12w, ...