The NEW Genuine Toshiba Li-ION Battery Pack PA2487U R 10.8V DC 4000mAh is a high-quality laptop battery designed specifically for Toshiba laptops. With a voltage of 10.8V and a battery capacity of 4000mAh, it ensures long-lasting power for your device. The black Li-Ion battery is compatible with Toshiba laptops and is a reliable choice for extended use. Made in China, this battery pack is a genuine Toshiba product that you can trust for optimal performance.