Top 10 best-selling Watch Batteries

Varta provides batteries in all shapes and sizes. This CR2032 is a button cell battery with a voltage of 3 V and a capacity of 230 mAh. This battery can be used in many (small) devices.

From tuners and light-up drumsticks to watches and calculators, there's a lot of gear that won't run unless you pop in a button cell battery. Here, GP offer up a 20-pack of 3V lithium button cell batteries with a capacity of 220mAh.

Looking for a CR2430? Or a DL2430, BR2430, 5011LC or L20? By those names, this button cell battery from Varta is also known. Its capacity is 280 mAh and its usability is very broad.

Build for a gazillion different uses, the lithium-based Energizer CR1632 button cell battery delivers an extremely stable and consistent current at no-less-than 130mAh.

The Varta CR2025 3V button cell battery features a lithium-based power source and a 170mA capacity, so it can be used to run an array of gear.

The Duracell CR2016 is a very compact lithium button cell battery with a 90mAh capacity that provides long-lasting power to remote controls, watches and all kinds of other electronics.

Should you need to have a reliable 3.0V CR2450 lithium button cell battery, you have the Nedis BALCR24505BL especially for that purpose.

Used to power anything from clip-on tuners to wristwatches, this ten-pack of GP CR2032 button cell batteries are affordable and long-lasting.

Duracell batteries have a good rep and the CR2450 3V lithium button-cell battery is no exception. It has a capacity of 620mAh and can power anything from calculators to clip-on tuners.

This pack of D'Addario PW-CR2032-04 Lithium Batteries bundles up four type-CR2032 3 Volt button cell batteries.