One wall outlet is enough to charge most of your USB devices at once by using this 4 Port USB Charger by Digipower. This could be anything ranging from your smartphones, tablet, iPod or PDA which are often power hungry after undergoing rigorous use throughout the day. No struggling to find multiple power outlets around the house – one is enough to tackle 4 of them at a time once you pair your outlet with this much needed charger. You can get them either with a black or a white front panel finish which looks pretty neat a device that’s less bulky and more functional. If you’re an avid user of USB devices, this is indeed a must-have for your house.