Eneloop (Energy Looped) is the sustainable alternative to conventional batteries. Eneloop rechargeable batteries are ready-to-use; pre-charged in the factory utilising solar power. Not only are they kind to the environment by reducing landfill*1 waste from single-use batteries; because they’re reusable they’re kind to your purse or wallet too. Eneloop rechargeable batteries come in AA and AAA size; and are able to be recharged 100’s of times each. *Amazing shelf-life; eneloop batteries are able to retain up to approx. 70% charge*2 after 10 years of storage. Key Features: - The battery is fully charged when the green light turns off.For your own safety; this charger has an automatic cut off function when all batteries are completely charged. - 3-color LED indicates charge progress by detecting voltage. Indicates remaining battery power with red; yellow; and green lights. Red (-20% Charged); Yellow (20-80% Charged); Green (80% to fully Charged) - Every time you recharge; you’re saving a battery from the trash; reducing your impact on the environment. It will be the last battery you buy in a long time. - By improving the metal-hydride alloy lattice; eneloop retains 70%* capacity even after 10 years in storage. What's in the box? - 4 x AA Batteries - 1 x Eneloop Smart & Quick Charger