Why do I need a battery?

The battery can keep your computer still working when the power is off， the high capacity battery can be used even longer.

How to order battery?

The best way to find the battery you need is searching by the original battery code， and compare the picture of the battery， check the interface

Use "Ctrl+F" to search the key words from the website

if you still can not make sure the battery， please contact us.

For the shipment， we will provide the tracking number and the shipping method.

Please take care your battery， the recharge cycle is based on how you use the battery， don't overcharge， don't keep the battery in the wet environment， and please don't put water on the battery. Thank you

Most of the high capacity battery (7800mAh， 10400mAh) will have some convex， see the pictures below .

This product listing is for the product type(DM4):

This Laptop Battery can replace the following part numbers:
for Compaq

586006-321	586006-361	586007-541
586028-341	588178-141	593553-001
593554-001	593562-001	GSTNN-Q62C
HSTNN-CB0W	HSTNN-CBOW	HSTNN-F01C
HSTNN-F02C	HSTNN-I78C	HSTNN-I79C
HSTNN-I81C	HSTNN-I83C	HSTNN-I84C
HSTNN-IB0N	HSTNN-IB0X	HSTNN-IB1E
HSTNN-OB0X	HSTNN-OB0Y	HSTNN-Q47C
HSTNN-Q48C	HSTNN-Q49C	HSTNN-Q50C
HSTNN-Q51C	HSTNN-Q60C	HSTNN-Q61C
HSTNN-Q62C	HSTNN-Q63C	HSTNN-Q64C
HSTNN-UB0W	HSTNN-YB0X	MU06
MU09	NBP6A174	NBP6A174B1
NBP6A175	NBP6A175B1	WD548AA
This Laptop Battery is also compatible with the following models:
FOR COMPAQ
435 Notebook PC，	Presario CQ630，	Presario CQ43-300 Series
436 Notebook PC，	Presario CQ72	Presario CQ43-400 Series
CQ430，	Presario CQ42-100 Series	Presario CQ56-100 Series
CQ630，	Presario CQ42-200 Series	Presario CQ56-200 Series
Presario CQ32，	Presario CQ42-300 Series