The product is a set of 2 Samsung INR 21700 50S 5000mAh 3.6V Li-ion cells. These high-quality batteries have a long amp hours capacity of 5Ah and a voltage of 3.6V, making them suitable for a wide range of consumer electronics and power applications. With the trusted Samsung brand name and Grade "A" quality, these Li-ion cells offer reliable and efficient power storage for various devices.