Based on this product's specifications, here are some alternatives and similar models
Battery 2-Power CBI3351B 11.1V 7800mAh Dockable Li-Ion Laptop
Summary description:
The 2-Power CBI3351B is a dockable Li-Ion laptop battery with a capacity of 7800mAh and a voltage of 11.1V. It provides reliable power for extended use, ensuring your laptop stays operational for longer periods. This battery is designed for easy installation and compatibility with various laptop models, making it a practical choice for users needing a dependable power source.