Package Contents: 16 Pack 2800 mAh 1.2V NiMh AA rechargeable batteries Recycle Times: Can be charged up to 1200 times, save money from buying huge of one-time used batteries Low Self-discharge: It will still maintain 80% of initial capacity after 3 years of non-use,battery is precharged.its recommended to be fully charged every 3 months that Better for longer battery life BONAI rechargeable AA batteries are great for TV, Xbox controllers, Children's toys, mouse, camera flashes, wireless mic system, outdoor solar lights and other devices with high battery turnover, supplying power for your household devices Satisfactory Service: If you have any problem with your purchase of BONAI, do not hesitate to contact us by email, we are very happy and we will do our best to help you solve it