B40球泡灯Base:E27/E17/E14Material:6063AluminumandglasscoverInputvoltage:100-240VACOutputcurrent:650mAPower:1x3WBemangle:180 Lifespan: 30000HLightsource:Edistar,Edison,CreeLuminousflux:140lm(Edison),160lm(Cree)LEDworkingtemperature: 60℃Temperature:-40℃--70℃Drive:constantcurrentdriveBrightnessdegradation:7%-10%/1hk(Edison),3%-5%/1kh(Cree)Applications:meetingroom,hotel,restaurant,exhibition,shops,andclothespress