Product FAQQ: How should I connect?A: CAUTION: Please ensure power is off when changing of lightings.Ensure that the holder shape is G24 then plug and play to install our BRITE LED Light bulb instantly.Q: Any installation provided?A: Installation is charged separately and has to be further advised based on quantity purchased as well. Kindly enquire to ensure you get the best price for your purchase, else you can easily install it on your own with our quick and easy guide at the picture.