[【Widely use for many items】: Rechargeable aa battery can be used for most household devices like mouse keaboard toy remotes and outdoor solar lights . It can replace all disposable alkaline batteries for low power electronic products. 【2500mah Rechargeable AA Solar Battery】: Install high capacity solar aa battery in solar lights it can greatly improve the brightness and working time of solar lights. 【 Rechargeable and Money-Saving 】:The rechargeable AA battery can be constantly recharged 1200 times saving you money on purchasing one-time use disposable alkaline batteries. It also does less harm to the environment than disposable batteries. 【 30% Precharged for Ready Use 】: For transportation safety purposes these aa solar batteries are only precharged with 30% power please charge battery before use for longer working. In addition recharging the battery every 3 months can make its lifespan longer 【Easy to Charge】: Rechargeable NiMH AA batteries can be charged by solar lights or standard charging devices.Using a fast charger is a better choice since it has a large capacity in bad weather.]