Energy Saving LED Bulbs: Our 3W LED bulb is energy efficient and can replace 30W halogen bulbs. And it can be used for a long time (up to 50,000 hours). Easy to install: The 30W equivalent halogen bulb is easy to install, which can be easily installed to replace traditional halogen bulbs. Long lifespan saves your maintenance cost for frequent bulb replacement. Widely Used Bulbs: 3W LED bulbs LED bulbs are very suitable for various household and outdoor lamps such as wall sconces, ceiling lights, table lamps, displays, and landscape lighting.