Fit Machine Models: Laptop Battery for Dell Inspiron 14 (3421), 14R (5421), 14R (5437),15 (3521),15R (5521), 15R (5537), 17 (3721), 17 (3737), 17R (5721), 17R (5737),fit Dell Latitude 3440 3540
All batteries are equipped with high quality material to ensure good performance. CE, FCC, RoHS certificated. Strict guidelines for compatibility, and standards compliance for environment safety.
Warranty: Free exchange within 12 months, 30 days money back guarantee. Contact us: Amazon message. Email contact is available 24 hours a day, 7 days a week.