Our Notebook Battery is 100% compatible with: APPLE A1175 MA348LL/A Macbook Pro 15" notebooks. You can feel confident when you purchase our batteries due to our devotion to high manufacturing standards and quality control. Our batteries are guaranteed to be fully compatible with the original manufacturer's standards and in most cases, exceeds OEM specifications. Manufactured with Silicon Valley technology to European precision standards, we are confident that no other company provides the same value combined with the most competitive prices in the industry. We believe in our batteries and offer an unheard-of FREE 3-YEAR EXTENDED MANUFACTURER'S WARRANTY on all of our batteries. This product is not affiliated with Apple, Inc. The terms "iPod" and "iPhone" are used for compatibility purposes only. iPhone and iPod trademarks are the property of Apple Inc.