**Powerful with long operation time **Long cycle life: up to 1000 times **Widely compatible **Super thin design **Portable and convenient **Excellent security and reliability **High efficiency of power conversion **Electricity-saving function **User friendly **Memory effect free **Fashionable **Environment friendly and economic efficiency **Output voltage: 14V-24V (intelligently adaptable only by changing the intelligent cable) **Output current: Max 5A (intelligently adaptable only by changing the intelligent cable) **Capacity: L4 with 42WH, L5 with 63WH, L6 with 84.5WH **Operating temperature: -10-40 deg. C **Operating time: L4 for 4-6h, L5 for 6-8h, L6 for 10-12h. **Weight: L4 550g max, L5 700g max, L6 850g max **Working with: laptop computers of most brands and models For more information, pls visit to www.m-ups.com or www.globalsources.com/wintop.co, you also email us at