If your solar-powered light isn't performing as well as it should, it may be due to an aging battery. These specially designed rechargeable lithium batteries are perfect for restoring your solar light to its full potential. Simply insert the batteries at dawn to allow for a full initial charge, and your solar light will be back to peak performance. Designed specifically for solar lights, these batteries have a lower power rating, making them more suitable than traditional rechargeable batteries. Just replace the old batteries with these, ensuring they are the same size, and your solar lights will shine brightly again.