<p>The Simba Lighting G9 40W 120V Halogen Light Bulbs are made with high quality, for both indoor and outdoor uses in homes, offices, and stores. Common uses include floor lamps, ceiling lights, table/desk lights, cabinet lights, closet lights, landscape and outdoor lights, etc. These light bulbs are dimmable.</p> <p>When shopping for light bulbs, it is important to match the dimensions and other key specs to make sure you are purchasing the correct light bulbs. There are many similar light bulbs that look very similar to the G9 light bulbs so make sure to look at the specs carefully. The length of the light bulb is 1.65 inches and diameter is 0.55 inches. These bulbs work with 110V 120V 130V A/C voltages. The base is G9, which is bi-pin 9mm apart. The color of the light is soft white and the light temperature is 2700K. Average lifetime is 2000 hours and it can last switching on and off of about 8000 times. The Simba Lighting light bulbs are also RoHS and CE certified. No mercury content in the halogen bulbs, as opposed to other commonly used energy efficient light bulbs.</p>