1>Universal Output Voltage 2>Automatic with LED display 3>Ultra slim 4>Fast shipping,low price 5>High quality,1 year warrant

Ultra Slim External Universal Laptop Battery,57WH

Features of External battery for  laptop

 1,  with universal output voltage:

      12V/14V/15V/16V/18V/18.5V/19V/19.5V/20V/22V/24V DC

2,   Automatic with LED display:

          1.The output voltage  Selected will be displaying on the LED screen.

      2.With the alarm and automatically turn off function when power is low

      3. equipped with 11tips, compatible with most models of the laptops.

      4. high capacity: 57WH, working time is long than 2-6 hours.2-3 times more than the common battery.

      5. equipped with a wire-easy, the cable can be rolled and retractable to save your space.

3,      DC tips:

NO.01 16V 6.5*4.4*1.4

NO.02 19V/19.5V 6.5*4.4*1.4

NO.03  15V 6.3*3.0

NO.04  16V 5.5*2.5

NO.05 18V/18.5V/19V 5.5*2.5

NO.06  20V 3PIN

NO.07  18V/18.5V/19V 5.5*1.7

NO.08  18V/18.5V/19V 4.8*1.7

NO.09  19.5V 7.4*5.0

NO.10  18V/18.5V/19V 7.4*5.0

NO.11  18V 5.5*2.1

Photo for referrence:

New Slim External Universal Laptop Battery 57WH