Capacity : 6660 mAh 3.8V Super slim design Lightweight And Easy To Carry Input Micro USB : DC 5V/1.5A Output : USB Type A DC 5V/2.1A Passed Lenovo’s robust safety & quality standards with Button Switch While mobile gadgets have greatly improved over the years, batteries seem to have not kept up with the pace. Most devices may not even last a day, especially when used for activities that can deplete battery life faster. That is why many people today turn to portable chargers like the Sky Power 1 USB 6660 mAh for battery life on the go. Brand No Brand SKU 100420281_NP-1020724401 Model M-6660T