A huge saving on electricity: High efficiency, 5W is equal to 40W incandescent, Save over 85% on electricity bill. , Quality after-sales service: Just contact us if you are not happy with your purchase. We will try our best to solve your problems. , Safety: High quality and Eco-friendly, lessen the impact on our environment and reduce landfill waste. Mercury free, making them much safer around kids and pets than those Cfl bulbs. , Give off a warm light: Cri>80, high brightness 500lm, warm white 3000K, providing warm, pleasing light. , Instant light when turn on: No need to wait, no flicker, it can provide its full level of brightness immediately upon switching on.Note: This is a non-dimming product and cannot be used in dimming circuits ,