Popsugar Living Gadgets Useful Gadgets 2019 These 34 Genius Gadgets Might Seem Random, but They're Exactly What You Need 27 February 2019 by Krista Jones View On One Page Photo 33 of 34 ADVERTISEMENT () Start Slideshow Share This Link Copy ← Use Arrow Keys → 33 LifeSmart WiFi Smart LED Light This sound-activated LifeSmart WiFi Smart LED Light ($57, originally $97) changes colours and follows along to the music. LifeSmart WiFi Smart LED Light $57 from walmart.com Buy Now Previous Next Start Slideshow ShoppingGadgets