The product is a pack of 100 Panasonic CR1616 3V lithium coin cell batteries with an expiration date of December 2036. These batteries are ideal for use in various consumer electronics devices and offer a long-lasting power source. With free shipping and tracking included, this product provides reliable and convenient power solutions for a wide range of applications. Made in Indonesia, these high-quality batteries are designed to meet the needs of consumers seeking a dependable and efficient power source for their devices.