... Technical Parameter Batteries: Lithium-ion/polymerCapacity: 21600 mAh/3.7VOutput voltage: 5V, 7.4V, 9V, 12V, 16V, 19VOutput current ... different laptop computer, mobile phone and digital products, which can be used during on business, touring, long journey in bus, ... 's acceptable.11. Range: 70W below laptop computer. high capicity portable mobile battery for laptop Power-Pond-12c , mobile etc other ...