Replace standard batteries - Exact replacements for standard single-use AA sized batteries. This 24 pack NiMH AA rechargeable batteries measure 50.5mm (length) x 14.5mm (diameter) and fit any standard AA size battery. Money saving eco friendly - Being one of the most cost-effective batteries, between 1-10 charges will have paid for themselves. You are also diminishing the carbon footprint by limiting the waste caused by disposable batteries. Switch over. Save. Reuse. Recharge with Tenergy. Everyday usage - Our rechargeable batteries aa is perfect for high/low draining electronic items. Use it in all your household everyday devices such as LED lights, flashlights, solar lights, night lights, calculators, remotes, controllers, cordless phones, RC toys, headlights, garden lights, headsets, alarm-clocks and many more. Lasting performance - At a battery capacity of 2500mAh, Tenergy rechargeable 1.2V NiMH battery keeps your devices running longer so that it doesn't fail you when you need it most. No memory effect - With no memory effect on our rechargeable AA NiMH batteries, charge your batteries anytime. Even when they are close to full or partially drained you won't have to worry about long term memory effects and will still get the full capacity each use. The Tenergy AA NIMH rechargeable batteries provides 2500mAh capacity. These rechargeable batteries are great drop-in replacement for single-use AA batteries. Recharge these batteries at anytime and get the full capacity without concerns of a memory effect. These AA batteries can be recharged 1000 times and will pay for themselves after 10 cycles. Ideal for everyday electronics like flashlights, tv remotes, clocks, and more.