The first color-mixing smart bulb to use a built-in battery, the Aputure Accent B7C RGBWW Bulb provides over 70 minutes of run time per charge at maximum output, making this light a versatile, go-anywhere bulb. Measuring only 2.75 inches in diameter with a E26/27 household screw-in base, this bulb only seems simple. It boasts a color temperature range of 2000K-10,000K, a CRI/TLCI rating of 95/96, and dimmability of 0%-100%. An RGB mode allows for complete control over hue, saturation and intensity adjustments to create millions of colors. Compatible with wireless Bluetooth control up to 164 feet, the Accent B7C also features nine distinct lighting effects, including Fireworks, Lightning, Cop Care, Fire and more. Rounding out this bulb’s capabilities are on-board control buttons, making toggling between presents and adjusting brightness even easier. Coordinate multiple Accent B7C bulbs from a smartphone or iPad by using the Sidus Link Bluetooth App.