The Panasonic CR2450 3v Vertical leg is a high-quality lithium battery that is designed to provide long-lasting power to a wide range of devices. With a voltage of 3 volts and a capacity of 620mAh, this battery is capable of powering a variety of electronic devices, including watches, calculators, remote controls, and more. Its vertical leg design makes it easy to install in tight spaces and ensures a secure, stable connection. Plus, with its reliable performance and long shelf life, this battery is a great choice for anyone who needs dependable power for their electronic devices.