Philips Hue Go Portable Light: The Hue Go delivers all shades of white and 16 million color options when used with the Hue ecosystem 5 dynamic effects for use without the Hue bridge 1.5-hour charging time and up to 3 hours of light on a single charge Connects to your smartphone, Alexa, Google Home or tablet via a Hue bridge Philips Hue Go portable wireless light provides a gentle wake-up experience with increasing levels of light, or wind your lighting down at the end of the day using the built-in timer Syncs with music or TV audio