ARyee DM4 Battery for HP 430 630 635 G42 G56 G62 G72 G4 G6 G7 HP Envy 15 Envy 17 Notebook PC Fits 586006-361 593553-001 593562-001 WD548AA WD549AA HP 636631-001 Laptop Battery

hi this is Sarah Dubois with laptop battery express this six sell HP battery is rated at 5200 milliamp hours or 58 watt hours and will give you about two to three hours of runtime depending on your energy use the mah or milliamp hour and the W HR or watt hour indicates how long a battery will run on a charge the higher the milliamp hour and watt hour number the longer the battery will run all of our batteries are brand new with Samsung Power Cells a Texas Instruments computer chip and are never used or refurbished if you're finding less expensive batteries on line please be aware that it's because they use cheap quality power cells inside the cartridge that can easily wear out in six months our batteries typically have a service life of three to five years all batteries from laptop battery Express come with a 30 day money back gaurantee and a full 12 month warranty all of our batteries