Tenergy 4 pack Centura rechargeable AAA batteries are perfect replacement for alkaline batteries. Use it with any high drain electronic devices like solar lights,garden lights,digital cameras, TV remotes, kids toys, flashlights, alarm-clocks, toothbrushes, shavers, gaming controllers, computer mice and keyboards, CD players, portable audio devices, 2-way radios, PDAs, and other portable high drain digital electronics. | Tenergy AAA NiMH battery has built in low self discharge technology that prevents it from losing its power after long storage periods. Once charged, it can be stored for 12-24 months with a high capacity percentage left. Centura Low self-discharge AAA battery can retain up to 85% of capacity even if stored for 1 year! | Reduce. Reuse. Save. Being one of the most cost-effective batteries, the Tenergy NiMH AAA rechargeable batteries can be recharged up to 500 times.The battery pays for itself after 5 charges. Replace disposable batteries with rechargeable 1.2V AAA battery to decrease the waste disposables leave behind. | Ready to use out of the package. Combine the advantages of alkaline batteries with that of rechargeable batteries. A great AAA household battery for any time you are low on power for your battery operated devices. | Tenergy's rechargeable NiMH AAA batteries have no memory effect, recharge batteries anytime, even when they are only partially drained, get the full capacity after each use.