The Philips Imageo Aqualight could be perfect embellishment for your aqua vase or as ambient light for your pool, spa or Jacuzzi . It comes as a set of three lights, which are rechargeable and can float on water spreading mesmerizing soft flickering luminance like candles. You just have to shake or tumble the lights to turn them on or off for yet another candle-like effect. The Imageo AquaLights will keep your decor for 20 hours after 10 hours of charging. The lights sell at Amazon for $42.99.