The BTI notebook battery is a high-quality power solution for your computing needs. Designed specifically for compatibility with Razer RZ09-0357 notebooks, this battery features a robust 4760 mAh capacity and 55 Wh of energy storage, ensuring that your device stays powered for longer periods. The use of 3-cell lithium-ion technology not only provides a reliable power source but also maintains the battery's longevity, making it a smart investment for any notebook user. Whether you're working on important projects, attending virtual meetings, or enjoying multimedia content, this battery keeps your notebook running efficiently with 11.55 V of power. Upgrade your notebook's performance and reliability with this essential accessory.