GE Cync light bulbs are some of the most flexible and feature-packed smart bulbs on the market. Amazon’s Prime Big Deal Days sale has LED and smart bulbs for their lowest prices of the year, which makes this a great time to stock up so you’re never left in the dark. This is a limited sale, though, so grab some now before the sale ends or they sell out. Editor’s PicksGE Cync A19 Color Smart Bulbs (2-pack) $16.29 (49 percent off) GE Cync See ItThese WiFi/Bluetooth bulbs add full-color scenes and voice control for cheap. Outdoor & security bulbsSmart lighting & plugs (Cync)Household bulbs (Relax & Refresh)Night lights & under-cabinetPower & surge protectionAccent & ambient lightingHome improvement extras