Based on this product's specifications, here are some alternatives and similar models
Battery Skil BR1E3104AA Lithium-Ion 4Ah
Summary description:
The Skil BR1E3104AA is a Lithium-Ion battery with a capacity of 4Ah designed for cordless tools. It provides reliable power and longer run times, making it ideal for various tasks. This battery is compatible with Skil cordless tools, ensuring optimal performance and efficiency.