Belkin’s Travel RockStar ($60) is a battery pack + surge-protected charger. Designed to be a go-to option for travelers, Travel RockStar packs a 3000 mAh USB battery into its blocky frame. Two three-prong surge-protected outlets are included, in addition to a 2A USB output port. A battery meter is located near the USB port. Foldable wall prongs keep the accessory more compact, though no cables are included. Belkin offers a $75,000 connected…
