inputs.text: perfect size not big not small - owned multiple new trent products imp52d imp60d imp90d imp71t imp120d new nt70t used charge iphone 4 blackberry nexus 7 nexus 4 hp touchpad even sansa ipod touchfirst battery technology gets better think moores law cpus power density increases sizeweight powermah nt70t latest generation circa 2012 new trent claims sixth generation believe thehem got january 2013 case past 34 years new trent leader spacei like ability not carry additional cords use battery aspect nt70t like imp71t cords attached ready used time areto charge use standard micro usb port no need worry outlets use computer based usb port dedicated usb charger anything betweenit works well advertised like new trents name brand customer service best highly recommend product new trent batteries saved long flights hurricane sandy unforeseen travelsget not regret price right think 12000 mah much power average use anything less 5000 mah pointless carry around 7000 mah right