Product Larger Images
Compatible Lenovo Part Numbers
- BSNO4170AT-AT
- BSNO4170A5-AT
- BSNO4170A5-LH
Compatible Lenovo Laptop Models
- 20M4000EAU
- 20M30044IV
- 80U10005SP
- 80U1000TUK
- 80U100DVRK
- 80XE005MFE
- 80XE006UGM
- 80XE008WPB
- 80XE009USP
- 81CG00GVRI
- 81CG00HMUK
- 81CG00UNGM
- 81CG01BEAU
- 81CG01BLAU
- 81CG01BPAU
- 81CG01UVFE
- IdeaPad MIIX 510-12IKB-80XE0011GE
Shipping Methods
Payment Methods
Warranty
1-Year Warranty
We offer Full 1 Year Warranty on our Lenovo 20M4000EAU laptop battery. Warranty is applicable if the buyer has installed the battery properly on the device and has treated the battery correctly.
30-Day Money Back Guarantee
30 Day Money Back Guarantee if you are not satisfied with our Lenovo 20M4000EAU notebook battery. We will check all functions of our all products before delivery.
Please note: in order to qualify to get your money back, you must first contact us and await instructions before sending back your product.
Returns
If there is any problem with the battery you purchased from us, please contact us first. We will proceed your request and seek solutions to your problem. If our technical engineers cannot solve the problem, we will generate the RMA number for you (Return Merchandise Authorization) so that you can return the battery to us. If test result indicates that the returned battery is defective, we will bear the shipping cost of the battery.
Please note: we cannot process returned batteries if you have not yet received an RMA number.
FAQs
A: First of all, you need to assure the model of your laptop or the part number of your laptop battery. Then look for the battery you need at laptopbatterydirect.net. Finally, you can check whether the battery you find is compatible with your laptop or not on the "Compatibility" table (for example, Lenovo 20M4000EAU). If you don't know how to find the right battery for your laptop, you can click How to find one correct battery for my laptop? for more details. Moreover, you can click the icon "Live Chat" on the right of this page to ask us.
A: You should charge the replacement battery for Lenovo 20M4000EAU laptop before the battery exhaustively discharged, otherwise it will shorten its life. It is feasible to charge the laptop battery before the power is less than 20%. Meanwhile, the battery should be charged in a dry place, and please pay attention to high temperature, which is the biggest threat to battery life.
A: If you let your Lenovo 20M4000EAU laptop battery lay idle for a long time, please charge the laptop battery or discharge to about 40%, and then put it in a dry and cool place to save. Indoor temperature is best maintained at 15 to 25 degrees Celsius because the temperature is easy to accelerate the battery aging either too high or too low. You'd better fully charge and discharge the battery at least once a month. Finally please save it in accordance with the above method.
1Turn off your Lenovo 20M4000EAU laptop and disconnect the AC adapter.
2Release the latch or other attachment devices that hold your battery in place.
3Slide the old battery out of its compartment or storage bay
4Take the replacement battery for Lenovo 20M4000EAU laptop out of the box.
5Slide it into the notch or bay.
6Close the safety latch to lock it into place.
7Reconnect the AC adapter and give the new battery for your Lenovo 20M4000EAU notebook a full charge.
Best Selling Batteries
![Replacement Battery for Lenovo ThinkPad Yoga 260(20FD002VGE) laptop](pic_small/00HW027.jpg)
![Replacement Battery for Lenovo ideapad C340-14IML-81TK002GIX laptop](pic_small/L18M4PF4.jpg)
![Replacement Battery for Lenovo ThinkPad P53s-20N6000GPG laptop](pic_small/L18M3P71.jpg)
![Replacement Battery for Lenovo Legion 5-15ARH05 laptop](pic_small/L19M4PC1.jpg)
![Replacement Battery for Lenovo ThinkPad X1 Carbon Gen 2 laptop](pic_small/45N1703.jpg)
![Replacement Battery for Lenovo 45N1143 laptop](pic_small/ThinkPadT430S.jpg)
![Replacement Battery for Lenovo 0C52864 laptop](pic_small/45N1147.jpg)
![Replacement Battery for Lenovo Yoga 730-15IKB-81CU000PKR laptop](pic_small/L17C3PE0.jpg)
![Replacement Battery for Lenovo 42T47O8 laptop](pic_small/ThinkPadSL410.jpg)
![Replacement Battery for Lenovo 00UR892 laptop](pic_small/00UR891.jpg)
POPULAR PRODUCTS
![45Wh Lenovo L17M3P55 battery](pic_small/L17C3P53.jpg)
![45Wh Lenovo ThinkBook 14s-IML-20RS battery](pic_small/L18C4PF0.jpg)
![45Wh Lenovo ideapad C340-14IWL-81N4009PIV battery](pic_small/L18M4PF4.jpg)
![2200mAh Lenovo V110-15IAP battery](pic_small/L15L4A02.jpg)
![45Wh Lenovo ideapad C340-14IML-81TK002ATA battery](pic_small/L18M4PF4.jpg)
![52.5Wh Lenovo Legion Y540-15IRH-81SX004TGE battery](pic_small/L17M3PG3.jpg)
![36Wh Lenovo Yoga 720-12IKB-81B5003US battery](pic_small/L17L3P61.jpg)
![36Wh Lenovo Miix 2 11 battery](pic_small/L13S2P21.jpg)
![45Wh Lenovo ideapad L340-15IRH-81LK000CCL battery](pic_small/L18C3PF1.jpg)
![52.5Wh Lenovo Legion Y530-15ICH-81FV00G5GE battery](pic_small/L17M3PG3.jpg)