The Best of Both Worlds The Best of Both Worlds

Combining the performance and convenience of dry batteries with the cost-efficiency of rechargeable nickel-metal hydride technology, eneloop is the best choice for you and for the environment.

The Best of Both Worlds The Best of Both Worlds

Make the Change to a Sustainable Lifestyle Make the Change to a Sustainable Lifestyle

Celebrating its 15th anniversary in November 2020, eneloop combines the power and convenience of dry batteries with the eco-friendly cost efficiency of rechargeables. Every time you reuse eneloop, you’re not only saving money, you’re saving our beautiful blue planet.

Recharge Up to 2,100 times

Each time you recharge, you’re saving on the cost of replacement batteries and reducing waste at the same time.



* Battery life based on testing method established by IEC 61951-2 2011 (7.5.1.3). Varies according to conditions of use.
** IEC 61951-2 2017 (7.5.1.4).


Save Real Money

Average homes use about 70 dry batteries a year. Including charger and electricity, eneloop saves you about US$20 annually running just one game controller*. Before eneloop replacement, you’ll have saved hundreds.

* Based on a game controller with 4 x AA batteries playing for two hours per day for one year. Dry batteries total cost US$48.70 operated for 30 hours (24.33 purchases required/year). eneloop operation costs US$30.10 operated for 25 hours, with 29.2 charges required. Includes average cost of charger and electricity.

Make Your Household Green

Every time you recharge, you’re saving a battery from the trash, reducing your impact on the environment. Because eneloop holds 70%* charge after 10 years in storage, it will be the last battery you buy in a long time.

* Capacity retention based on testing method established by IEC 61951-2 (7.3.2) when stored at 20 °C (based on Panasonic’s estimation) and compared with minimum capacity. Varies according to conditions of use.

Design Reflects Our Mission

Our packaging design symbolizes a determination to lead the world in environmental responsibility. Blue represents the ocean, water,  and the earth, while white symbolizes the brilliance of life.




Used in Over 80 Countries

Every day, in around 70 countries*, eneloop is proving that it’s cheap and easy to enjoy sustainable power. With eneloop, you can make the world a better place without having to give up convenience or value for money.

*As of October 2019

Over 400 Million Cells Shipped

People everywhere are embracing sustainable eneloop power: so far we’ve shipped about 500 million cells globally.

*As of September 2019


Why Choose eneloop? Why Choose eneloop?

Panasonic eneloop lasts even longer than a regular dry battery on a single charge, yet you can reuse them for years. Here are the main reasons for making the change:

Six Reasons to Choose eneloop

Lasts Longer In Storage

By improving the metal-hydride alloy lattice, eneloop retains 70%*1 capacity even after 10 years in storage.

Recharge Up to 2,100 times

Each time you recharge, you’re saving on the cost of replacement batteries and reducing waste at the same time.

Longer Life per Charge

Stable voltage performance guarantees far longer life than conventional dry batteries even in extreme weather.

Durable in Extreme Climates

Maintains high performance throughout a wide -20 °C to 50 °C temperature range*4. Great for outdoor activities such as skiing or hiking!

Ready to Use Immediately

Pre-charged with sustainable solar energy at the factory and can be used immediately after purchase.

More Choice

Panasonic eneloop is designed, manufactured, and tested in Japan to rigorous quality-control standards. No matter where you are in the world, expect supreme Japanese craftsmanship with every battery.

*1 Capacity retention based on testing method established by IEC 61951-2 (7.3.2) when stored at 20 °C (based on Panasonic’s estimation) and compared with minimum capacity. Varies according to conditions of use.
*2 Battery life based on testing method established by IEC 61951-2 2011 (7.5.1.3). Varies according to conditions of use.
*3 IEC 61951-2 2017 (7.5.1.4).
*4 Operation time will be shorter than that at room temperature. Operating time varies according to equipment.
*5 As part of our participation in the Green Certificate system, we use solar power to charge eneloop batteries prior to sale.
*6 Based on market research conducted by INTAGE SRI on the sales amount for batteries in the Japan market from Apr. 2016 to Mar. 2019.

The Concept The Concept

People choose products that offer instant satisfaction even though the cost to our planet is sometimes high. But almost everybody would switch to a cleaner technology if it guarantees better performance and value without giving up convenience. This is what we set out to achieve with eneloop. It’s a design that not only outperforms disposable batteries in terms of reliability and endurance, it can also be reused up to 2,100 times*, saving you money and thousands of dead batteries from the trash. By making the change to eneloop, you are joining millions of others who want to live in a better world.

* A guideline for AA and AAA battery life based on IEC 61951-2 2011 (7.5.1.3).
Varies according to usage conditions. 600 times based on IEC 61951-2 2017 (7.5.1.4).

Buy Online
Efficient, environmentally friendly eneloop is easy to find and buy through a variety of sales channels.

Global Design Awards
eneloop continues to win acclaim from the world’s leading design institutions.

Green Certificate System
We’re striving to create a Clean Energy Loop with our participation in the Green Certificate System.