In-Car Cupholder Upgrades - The 'Coolper' Ensures Drinks in a Cupholder Stay Heated or Cooled (TrendHunter.com)

(TrendHunter.com) The ‘Coolper' is a new smart cupholder currently in its crowdfunding phase on Kickstarter. The device plugs into either a lighter port in a car or a USB port in other use cases. This...