Type NO.LED quantitycolorvoltage(V)power (W)luminous flux (LM)remarkC37-12LED E14 B22 Base12LEDWhiteAC110-130V/220V-240V1W20-25LMR,B,Y,O,G ect. Any color availableWarm WhiteAC110-130V/220V-240V20-23LMC37-15LED E14 B22 Base15LEDWhiteAC110-130V/220V-240V25-30LMWarm WhiteAC110-130V/220V-240V23-28LMC37-7 Top LED E14 B22 BaseSMD 5050WhiteAC110-130V/220V-240V1.5W100-120LMWarm WhiteAC110-130V/220V-240V90-110LMC37-10 Top LED E14 B22 BaseSMD 5050WhiteAC110-130V/220V-240V2W150-180LMWarm WhiteAC110-130V/220V-240V130-160LM The bulb lights can be made by different quantity of the LEDS, it is suitable for the small size of lighting. Cost is cheaper than high power Good light quality and good heat dissipation. High reliability Low maintenance cost Easy installation with no ballast & starter needed. Energy saving with low power consumption. Green and eco-friendly lighting source without mercury ,UV and infrared light.