Campaign Details
Kiven 4w E12 Led Bulbs Support SCR Dimmable
Product Details
Size,3.93(In)*1.37(In) Screw:E12 Color temp:2700K Power,4W Lumen,300-350 New design for the radiator,more close to the filament,make a good cooling function Get the FCC,ROHS/CE certificate 100% GUARANTEED FOR LIFE-two year warranty to guarantee the product quality.Make of glass,easily broken in transport,if you receive the broken bulbs,pls feel free to contact us,we will send the new one to you in one day Brand:Kiven Modern dimmers are built from semiconductors instead of variable resistors, because they have higher efficiency. A variable resistor would dissipate power as heat and acts as a voltage divider. Since semiconductor or solid-state dimmers switch between a low resistance "on" state and a high resistance "off" state, they dissipate very little power compared with the controlled load.
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