Heated chip & dip tray, iced coffee maker: Top tech for spring

March is here, heralding the approach of spring, and tech expert Katie Linendoll is on TODAY with a fresh array of gadgets that could be handy for your outdoor parties and adventures: a heated chip and dip tray;, a new contraption for making iced coffee; a packable child’s high chair; “smart” luggage that pairs with an app; a water bottle that tracks your hydration, and a fitness belt with a light that activates automatically when it detects motion.