Wirefree Switch & Soft White A19 Smart Bulb What is a wirefree switch? As a battery powered switch, you don't need an electrical box to install. Simply peel off the back and stick it on any wall in your house for smart control. High quality construction and modern designs Superior quality performance and reliabilitySpecifications Color: Soft white LED Smart Bulb and wire free switch combo starter pack (3 kits) no existing electrical box required case of 3 kits (3 bulbs and 3 switches total)