How to choose AC adapter replacement HP ADP-120MH B ADP-120MH D 519331-002 644699-003 677762-002 for charger?Hp Envy 15-3000 dv7-7300 dv6-7200 dv8-1000 dv4-5300

If you accidentally broke the  HP ADP-120MH B AC Adapter. How do you safely buy the right HP replacement adapter ?
There are some points that you need to know. After know about these point, you will avoid buying the wrong adapter.

•  You need know your HP laptop's model number

The laptop number is the unique number which is located on the bottom or on the side of the HP laptop computer. You can also check the user manual or search the computers built- in help program for the model number.The laptop's system's properties will have the laptop model number.

• You need to find HP ADP-120MH B adapter wattage requirements

After find your HP laptop model number,you also need to find out the voltage requirement for the concerned adapter. HP ADP-120MH B Adapters have different voltage outputs and using the wrong HP laptop adapter can damage one's computer.
Check the user manual for voltage requirements for the HP laptop. The output voltage is normally listed as s DC voltage. Consumers can also check the product or part numbers for the HP laptop model.

• Find a compatible HP ADP-120MH B laptop adapter
  You should look for compatibility lists in descriptions of HP ADP-120MH B laptop adapters. Laptop model numbers often look similar, so make sure the model numbers match exactly.

Where can I buy a cheap & high-quality HP 519331-002 463953-001 GL690AA 384019-001 HP-AP091F13 Plaptop battery? Hp HDX18 Envy 15 17

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519331-002 High quality, low price, brand new adapter Pack for 120W Hp DV7 DV8 519331-001 N17908 NSW24204 463953-001

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Product Information

Product Details
SKU:	AP#HP027
Brand:	For Hp
Model:	519331-002,463953-001
Category:	laptop adapter
Input Frequency:	50 ~ 60Hz
Input Voltage:	100 ~ 240V
Output Voltage:	18.5V(120W)
Output Currect:	6.5A
Connector:	7.4*5.0mm
519331-002 Can replace the following part numbers	519331-002 ,463953-001 ,GL690AA ,384019-001 ,HP-AP091F13P ,HP-AP091F13 LF ,VE025AA#ABA ,384023-001 ,384023-002,391174-001 ,397747-001 ,397747-003 ,397803-001 ,ED519AA ,ED519AA#ABA ,ED519ABA ,317188-001 ,316688-001 ,PA-1121-52HH ,HSTNN-CA25 ,HSTNN-LA25 ,644699-001 ,644699-003 ,645156-001 ,677762-002 ,HSTNN-DA25 ,ADP-120MH D ,ADP-120MH B ,
519331-002 Fits the Following Models	Hp HDX18 ,Hp Envy 15-1000 ,Hp Envy 15-3000 ,Hp Envy 15-3200 ,Hp Envy 15-3300 ,Hp Envy 17-1000 ,Hp Envy 17-2000 ,Hp Envy 17-3000 ,Hp Envy 17-3200 ,Hp Envy 17-3300 ,Hp Envy dv4-5300 ,Hp Envy dv6-7200 ,Hp Envy dv6-7300 ,Hp Envy dv7-7200 ,Hp Envy dv7-7300 ,Hp Pavilion dv8-1000 ,Hp Envy XT 13-2100 ,Hp Envy XT 13-2000 ,