??Specification??Voltage: 11.4V.
Capacity: 91Wh.
Battery Type: Li-ion.
Condition: Brand new, from high quality materials, top circuit boards and grade battery cells. ??Compatible Part Number??MFKVP 451-BBSB 451-BBSF GR5D3 1G9VM M28DH T05W1 0FNY7 TWCPG. ??Compatible Laptop Models??Dell Precision 15 7510 7520, Dell Precision 17 7710 7720, Dell Precision M7510 M7710 Series. ??ANTIEE Promise??Every one of our replacement batteries has undergone rigorous testing to ensure the true charge capacity, circuit protection, stable current, low self-discharge. And our batteries are UL / CE / FCC / RoHS Certified for safety, it can provide up to 500 charging cycles over the life. ??ANTIEE After-sales??We are confident in the performance of the replacement battery, and we support 30 days money back, 12 months of warranty, we will refund or replace! If you have any doubts, please contact us by email at any time, our professional technical team is always on standby to help you and provide you with considerate after-sales service.