CBConcept UL-Listed, G4 LED Light Bulb, 5-Pack, Epistar COB 1.7 Watt, Dimmable, 220 Lumen, Warm White 3000K, 360&deg; Beam Angle, 12 Volt, 20W Equivalent, G4 Bi Pin Base Halogen Replacement Bulb UL Listed. Meets your local electric code and safety standard. Superior quality components are used compare to non UL-listed light bulbs on the market. Save over 85% instantly with your electric bill. Directly replace halogen G4 light bulbs Dimmable, extended useful lifetime, CRI85+, flicker-free, no UV and IR radiation. Newly patened design for max brightness and balanced lumination. Perfectly fit into all G4 standard socket. Hassle Free warranty from CBconcept to assist you finding and using the best light bulbs in the market. <span class="a-text-bold">UL Listed and CE, RoHS Certification approved. </span>In compliance with National Electrical Code and Nationally recognized Standard for safety. Only use UL/ETL electrical product for safety. Excellent color consistency and rendering. High lumen output with smooth dimming. Life span would be more than <span class="a-text-bold">30,000 hours.</span> Superior quality components are used compare to non UL-Listed light bulbs on the market. Save up 90% on your electricity bill compare to Halogen light bulbs. Newly patented design for max brightness and balanced lumination. Standard bi-pin base, fits into almost any standard G4 socket. The led bulbs are small enough to fit into the narrower light fittings where space is limited. Widely popular in puck lighting, under cabinet lighting, accent lighting and much more Please check the dimension of the led bulbs carefully to see if it is too big to fit into your fixture. The reason we have several sizes of it is for different application and fixture. Carefully find the one best fits your need. A good quality and LED compatible dimmer is needed to control the brightness. Since most applications use old dimmer which doesn&#039;t work well for LED bulbs, this G4 LED bulb may flicker at maximum dimming/ lower-setting. This G4 led bulbs is G4 Bi-pin base, please check the base of your fixture carefully before purchase. Turn off power before installation. Do not touch bulb when operating. For indoor use only. We offer friendly service and support from our San Francisco office. If you have any question or concern, feel free to reach out to us. We are here to help.