The Sealed Samsung battery is a high-quality Li-Ion battery designed specifically for Samsung devices. With a capacity of 2100 mAh and a voltage of 3.8V, this battery provides long-lasting power for your mobile phone or other compatible devices. The battery comes with a manufacturer warranty of 3 years, ensuring peace of mind in case of any issues. With dimensions and weight equivalent to genuine Samsung batteries, this product is a reliable choice for those in need of a compatible replacement for their Samsung devices.