This high-quality CMOS battery is a must-have for your computer motherboard. It is designed to power the BIOS and UEFI system board, ensuring that your computer functions at an optimal level. The battery is compatible with most motherboard brands and socket types, including the popular Coin Battery socket. With a model number of CMOS CR2032, this lithium battery provides a reliable and long-lasting source of power for your computer system. Whether you are building a new computer or replacing an old battery, this CMOS battery is the perfect choice. Get your computer up and running smoothly with this essential component. ***NOTE*** There are 2 shipping options to choose with different costs.*** 1. $1.29 Standard Shipping with no tracking. They are shipped in a plain white envelope to save the extra postage cost below. The $1.29 covers the cost of the stamps. 2. USPS Ground Advantage Package Rate. $4.80 postage cost which covers the USPS cost and provides a tracking number. It will be sent in an Air Jacket padded mailer for protection As of January 2023 the post office raised it?s rates once again, retail, to get a tracking number which you can only get by sending via option 2, First class package. If you require tracking you MUST choose ?USPS Ground Advantage Package? and switch it from $1.29 standard shipping to "USPS Ground Advantage" rate DURING CHECKOUT!