kean

Unlike many gadgets people buy, I don't think this is one you would easily forget or put in a drawer. People use indoor lighting every evening, and this is much more than any old light. You just need to place it somewhere central, and decide what triggers (other than manual control) will change its illuminance/colours/patterns. Oh, and many basic decorator lamps at a lighting store are more expensive than this.

it has a touch switch, as well as an accelerometer that can detect tapping or orientation