( CNN ) Each year tech junkies from around the world gather in Las Vegas for International CES , the Consumer Electronics Show where innovators come to show off their latest prototypes , preview products and announce new releases . Although the show is over 40 years old , this year 's event , held from January 6 - 9 , saw some of the most futuristic products ever , from driverless vehicles to a revolutionary battery which , according to its makers , could let you fully charge a cell phone in minutes . Here is some of the coolest tech from the show . 1 . Mercedes-Benz unveiled its driverless vehicle . Although the F 015 Luxury in Motion is just a concept car at the moment , the vehicle shows just how different Mercedes thinks our driving experience will be in the future with an automated driving option and luxury `` mobile living space '' interior . `` Quality time in private space will be the true luxury goods in the future , '' said Dieter Zetsche , head of Mercedes-Benz cars in his CES keynote speech . 2 . People controlled objects with a wave of the hand . The latest version of Ring , by Logbar , was unveiled at CES 2015 . The cloud control device allows you to do things such as play music from your phone or close curtains using gestures programmed into a smart phone app . The $ 269.99 device was named as a 2015 CES Innovation Awards Honoree in November 2014 . 3 . A robotic arm played beer pong . Empire Robotic 's Versaball is filled with a `` sand like material . '' When air is pumped into the ball it softens , molding around an object , and then when air is removed , the green ball hardens and grips objects from bricks to ping pong balls . 4 . People scooted around on intelligent skateboards . The IO Hawk is a `` Intelligent mobility device '' which can travel at 6.2 mph . It is powered by batteries and moves in response to pressure from your feet . The $ 1,799.99 device is 4.3 inches high and created a real buzz among the CES crowd . 5 . Toshiba 's unveiled its concept robot , ChihiraAico . ChihiraAico is probably the most realistic robot you 've ever seen , and according to Toshiba will be used in the healthcare industry . The aim was to make a service robot which looked and behaved like a human , but some CES attendees did not find it comforting at all . 6 . A smart belt adjusted itself based on how much people ate . The Emiota Smart Belt keeps track of your overall health using your waist size and will also auto adjust after a big meal to keep you comfortable . The belt , which has not yet hit the market , can also nudge you when you 've been stationary for too long . 7 . Phones were charged in minutes . StoreDot , an Israeli start-up , showed off its super-fast charger , which it claims works up to 100 times faster than others and can be used for phones , tablets , laptops and wearable tech . The technology has n't been proven and is not yet available to consumers , but according to the BBC the product already has backing from Samsung and Russian businessman Roman Abramovich and StoredDot says it has begun working on a product to charge electric vehicles . WATCH : High Fashion Meets High Tech at CES 2015 . Worst gadgets of CES 2015 . Could virtual traffic lights reduce your commute ?
CES 2015 tech exhibits showcased futuristic , far - out innovations . Highlights included Mercedes Benz 's driverless car and smart ##phone .