Are you tired of sub-standard batteries? With Amstron brand batteries, you will get a high performance and reliable replacement for your Uniwill Laptop. The LUN-14 is designed and manufactured to be 100% compatible with Uniwill OEM part numbers 258-3S4400-S2M1, 258-4S4400-S1P1, 258-4S4400-S2M1, NBP001385-00, NBP001390-00, and NBP001395-00. This battery has been put through test after test to insure quality and compatibility with the Uniwill N258 series battery, and many more models. Amstron Laptop batteries are precision-engineered and rigorously tested for voltage, capacity, compatibility, and safety to exceed original equipment manufacturer specifications. • Chemistry: Li-Ion • Rating: 14.8V 4400mAh • Warranty: 1 Year
