... and short circuit protectionFeatureCompact and lightweightUse All mobile phone models,iphone,ipad, xoom, Galaxy Tab, PDA, MP4,bluetooth Certification ... same time.Compatable for charging all cell phones such as iPhone, ipad, iPod, Samsung, Nokia, Blackberry, HTC, Moto, etc ... problems.Warranty12 months 2012 New Design! Plug Removable 2.1A Dual USB Mobile Phone Charger for iPhone/iPad, Galaxy Tab P1000