Energizer Batteries Lithium CR2032 Pack of 2
£1.85
These small, lithium button cell batteries are ideal for helping to power a multitude of devices. Lithium batteries are much lighter than other batteries of this size, meaning that they won’t take up a lot of room. Each button cell has a voltage of 3V, 240 mAh capacity and measures 20 mm in width and 3.2 mm in height. With these Energizer CR2032 batteries, you can have power stored away for up to 10 years.