You can write a review for our item and service.Lenovo B590 Windows 7 Pentium 15.6-Inch Laptop (Black) 59410452.12 months warranty and 30 days money back.We accept Visa, MasterCard, JCB Credit Card and Paypal.Battery will be checked and tested 2 times before sent out.We add new batteries, update new models every week.You are in USA Professional Laptop Battery (Replacements) online store which have more than 18000 types laptop battery, compatible more than 2000000 laptop models, related 180 top laptop brand on the world,.Our company more than 10 years laptop battery experience, you are in 10 years old shop.Customer can get money back by paypal or bank if didn't receive item.Our system do not record any paypal or credit card information except ' paid susscessfull ' or ' paid faild'. Customer do the payment in paypal or credit card safe system which is under professional https encryption protection.No login page can be attacked, Customer do not need record registration and password, do not need worry about personal information disclosure. Tracking order is easy: You can get the delivery time, the Tracking Number, the Tracking Url with order id and email address on our site any time.An email include order detais will be sent out after you check out.Placing order is easy: Add To Cart-> Fill Shipping information-> Check out->Finished.Keep the battery in a safe environment, avoid moisture, high temperature and beating.Fully charged and discharged the B590 battery at least once a month.High temperature is harmful to the battery, it is a good idea to add a usb cooler for your laptop.

Always try to keep laptop battery on full charge.How to extend a B590 laptops battery life? To do so, go to Start>Control Panel>Power Option>(choose) Balanced (Recommended). If unnecessary, don’t use Bluetooth or WiFi.Don’t use unnecessary USB peripherals, such as speaker, keyboard, portable hard drive etc.

Reduce monitor brightness as much as possible.

While using your laptop, whenever possible, try to use the electricity line as power source: How to extend a B590 laptops battery working time?

It is show clearly this battery can fit my machine model.( Not Necessary ).It can compatible LENOVO B590 original battery.The same out put volt as my original battery.My original LENOVO B590 battery is most the same as the picture.How can i sure this B590 battery is the correct one ?

Lenovo b590 review