Never worry about running out of battery charge! Power your laptop with this Lapcare 6-Cell Lithium-Ion Battery with up to 4000mAh capacity. This battery lets your laptop perform seamlessly when you are on the go We at Lapcare ensure that each product is made with the highest-quality materials, and we also implement strict quality control processes, so all products are built to function optimally. Laptops are essential for how we shop online, do business and communicate with our friends. That's why you need to treat your machine with Lapcare's high-performance laptop batteries - batteries you can count on, batteries that can keep up with you and your schedule. Our laptop batteries are constructed to meet or exceed OEM specifications for safety and efficiency, yet we have managed to make an .. alternative to costly OEM batteries . Packed with a ton of safety features & BIS Certification that why when it comes to laptop batteries - Lapcare is your best bet! Don't fall for fake capacity claims out there. Our batteries are rigorously tested to meet or exceed OEM's specifications.This Lapcare Laptop Battery is compatible with Dell Inspiron 14-3421 Series , Dell Inspiron 14 Series , Dell 14-3421 Series , Dell 14-3437 Series , Dell 14-5421 Series , Dell 14-N3421 Series , Dell 14-N5421 Series , Dell 14R Series , Dell 14R-3421 Series , Dell Inspiron 15 Series , Dell 15-3521 Series , Dell 15-3537 Series , Dell 15R-5521 Series , Dell 15R-5537 Series , Dell 15R-N3521 Series , Dell 15R-N5521 Series , Dell 15R-N5537 Series , Dell Inspiron 17 Series , Dell 17-3721 Series , Dell 17R Series , Dell 17R-5737 Series , Dell 17R-N3721 Series , Dell 17R-N3737 Series , Dell 17R-N5721 Series , Dell 17R-N5737 Series , Dell 3421 Series , Dell 3437 Series , Dell N5521 Series , Dell N5537 Series , Dell N5721 Series , Dell N5737 Series , Dell Latitude 14 3000 Series ,