The Dell V79Y0 Laptop Battery is a dependable replacement designed for select Dell Inspiron 15-5000 and 17-5000 series laptops. Featuring a 4-cell Lithium-Ion configuration, it provides a capacity of 40Wh and a voltage of 14.8V for reliable performance and up to 3-5 hours of runtime, depending on usage. With built-in safety features like overcharge, over-discharge, and short circuit protection, this CE, FCC, and RoHS-certified battery ensures consistent and secure power delivery. Lightweight and easy to install, it’s an ideal solution to restore your laptop’s mobility and productivity.