The CMOS BIOS Battery from Dell Inc. is a high-quality replacement battery specifically designed for the Latitude E5500 notebook model. This battery is an essential accessory for maintaining the system clock and BIOS settings when the device is disconnected from the power supply. With a single cell, it provides reliable performance, ensuring that important data is preserved during power outages or when the main battery is removed. The battery is classified as device-specific and meets the requirements of UN number 3480, underscoring its safety and reliability. The CMOS BIOS Battery is a crucial component for the functionality of the notebook and contributes to the longevity of the device. It is part of the category of device batteries and is offered in a single unit for sale. With the manufacturer's commitment to sustainability, as evidenced by the SBTi initiative, this battery is a responsible choice for users who value quality and environmental awareness.