The Energizer General Purpose Battery is a reliable and versatile power source that is perfect for a wide range of devices. With its compatibility with watches and calculators, you can trust this battery to keep your essential gadgets running smoothly. It delivers a consistent 3V DC output voltage, ensuring optimal performance for your devices. Whether you need to power your everyday essentials or tackle more demanding tasks, this battery is up to the challenge. Its lithium (Li) chemistry provides long-lasting power, so you can rely on it for extended periods without worrying about frequent replacements. Energizer, a trusted and reputable brand, manufactures this battery, guaranteeing quality and reliability. With the Energizer General Purpose Battery, you can power your devices with confidence and peace of mind.