... 50w,70w,80w,100w,120w,140w,150w3. we assemble led module light source with USBridgelux/TaiwanEpistar chips;4. light transmittance: ... Humidity:10~90%RH ApplicationsIt is suitable for building,square, airport,station,public illumination,commercial place lighting,subway,viaduct ... —we use Bridgelux and Epistar chips to encapsulate integrated high power led modules by ourselves;2. we could control the cost ...