Detailed Product Description

Universal  External Battery Pack for devices voltage at 14V--18V

Features:

2.Battery capacity: 4400MAH

3.Output voltage:14.8V (12V--16.8V)  Output current : 4A max

4.charger voltage:18V  2A

5.Battery protection : Over -charge / Over-discharge / Eccess current / Short circuit

6.Battery gauge: five stage charge level indicator ( low battery alarm)

7.Discharge Tem.-20~60 ( Recommend -10~50)

8.Charge Tem.0~40

9.Storage: -10~40 (Recommend -5~35)  Full charged one time for 45days.

10.Cycle life: more than 500 times.

11.Accessories: AC charger, Universal cables and connectors.

12.Battery pack Dimension :157* 76* 22mm

Function: 

• 1.Compatible for most brands laptop and other devices voltage at 14V-18V
• 2.Various circuit protection fuctions, to ensure the safety and stability of the item,     such as protection for over-charge, over-discharge and over-heat.
• 3.It can be recovered itself ,when short circuit
• 4.It has LED indication alarm and low electric quantity alarm.
• 5.Out of power can be placed at anytime anywhere