Energizer CR2016 lithium battery, 3 V

For this model, I rely on the Energizer technical specifications and store feedback: it’s an essential battery for small everyday devices. Honestly, when you have a battery-powered sex toy or a watch that stops working, you look for the right reference—and CR2016 is often the answer. I consider it one of those essential accessories to keep on hand, even if it isn’t exactly a “glamorous” product.

CR2016 Battery Technical Specifications

The CR2016 is a standardized lithium-powered coin cell. Here’s what defines it: a stable 3V voltage, compatible with a wide range of compact electronic devices. Energizer has been a benchmark brand for decades—reliability guaranteed. Its useful life can reach 10 years depending on usage conditions, making it an economical option over time.

Common Uses and Compatibility

I recommend it for:

• Wristwatches and pocket watches
• Calculators and small office devices
• Motherboards and electronic circuits
• Portable medical devices (blood pressure monitors, digital thermometers)
• Electronic toys and light-up keychains
• Certain battery-powered sex toys (check compatibility before buying)

Important to note: some devices require two CR2016 batteries in series to reach 6V. If you’re looking for an alternative for higher-power needs, I recommend consulting your device’s technical specifications or browsing our selection of complementary accessories if you need to replace a faulty battery in a toy.

Advantages and Limitations

What I like about this battery: long lifespan (up to 10 years), stable and reliable voltage, compact format that fits anywhere, and a trusted brand (Energizer = no surprises). It works in most small devices on the market. I’ve sold hundreds of them in-store—it’s a classic that doesn’t disappoint.

The limitation? It’s a disposable battery. If you use a lot of small devices, you’ll need to replace it regularly. For intensive use with a rechargeable sex toy, I prefer to recommend toys with an integrated battery—it’s more eco-friendly and less expensive in the long run.

Who It’s For and Who It Isn’t

Who it’s for: Anyone with compact electronic devices (watches, calculators, toys, portable medical devices). If you need to replace a battery urgently, this one is reliable and easy to find. It’s also a good battery to keep stocked at home.

Who it isn’t for: If you’re looking for a durable and eco-friendly solution, a rechargeable battery is preferable. For sex toys, I recommend checking models with an integrated or rechargeable power source first—it’s more convenient and better for the environment.

A friend’s advice — Always keep one or two CR2016 batteries within reach. They’re discreet, take up no space, and can save your day when a device stops working. Store them in a dry place at room temperature—that’s all you need.