The product is a pack of 5 3V lithium coin batteries, each with a capacity of 170mAh, designed for use in devices like watches and calculators. These single-use batteries are lightweight at 0.04 pounds and compact in size, making them suitable for a variety of consumer electronics. The batteries come in a packaging that measures 7.4x2.87x0.91 inches and are sold in a pack of 5. The Energizer brand ensures reliability and quality, making these batteries a convenient and practical choice for various electronic devices.