- CR2032 button batteries 3V, pack of 40 units, designed to provide stable and long-lasting power. - 240 mAh capacity ensures prolonged performance in electronic devices. - Compatible with a wide range of devices: remote controls, car keys, toys, watches, motherboards, calculators, pet collars, LED lights, and more. - Made with high-energy manganese dioxide and lithium to prevent current fluctuations and protect devices. - Low self-discharge and long shelf life, ideal for extended storage under optimal conditions. - Stainless steel structure with excellent sealing, prevents leaks and short circuits. - Environmentally friendly manufacturing process, mercury-free and safe for daily use. - Recommended for those seeking reliable, safe, and high-performance batteries for all types of small electronic devices.