Brand new, premium-quality replacement battery for Sony VAIO SVS13133CVB laptop. Fully compatible with original equipment and built for reliable performance and durability.Premium-quality replacement battery for Sony VAIO SVS13133CVB laptop. This aftermarket battery is designed for long-lasting performance and is 100% compatible with Sony VAIO SVS13133CVB equipment. It is manufactured to meet high standards for safety, fit, and function, and is guaranteed to maintain at least 80% of its rated capacity for 12 months from the date of shipment.Battery features: Uses the highest quality graded and sorted 'A' Grade cells. Has resistance welded gold plated contacts for maximum performance. Provides excellent discharge characteristics. Uses high impact ABS and Polycarbonate plastic housings for ruggedness. Undergone comprehensive testing including high altitude performance, vibration, mechanical shock, thermal cycling, external short circuit and overcharge test simulations. Includes a 12-months free replacement warranty for manufacturer's defects. We provide premium-quality compatible batteries for Sony laptop, manufactured in ISO 9001-certified facilities using advanced technology. Each battery is tested throughout the production process to ensure consistent performance, durability, and compatibility with OEM standards for form, fit, and function.