POWEROWL Solar AA Rechargeable Batteries - 12 pack Solar light Tips & Notes: To ensure your batteries are recharged, the solar light should be place in a location that is in full sunlight with zero shade. Help your NiMH batteries fully recharge by cleaning the solar panels on a regular basis. Please take batteries out of the devices if they will not be used for long periods of time. Pre-charging your new batteries (before first use) can use a standard POWEROWL universal battery charger charging your batteries if there is not enough sun out. product information Capacity: 2800mAh Voltage: 1.2V Chemistry: NiMH Cycle Life: 2000 Working Temperature:-4°F to 140°F degree Number of Batteries: 12 x AA Rechargeable Batteries High and low temperature resistant Strong temperature applicability，Make it work even in hot summer and cold winter.can be used in -4℉ to 140℉. Reliability and Safety Repeated tests on the various safety and performance characteristics of this battery have been conducted by POWEROWL. Rechargeable aa batteries passed the CE certification,is a safe and reliable battery . Environmental Protection A POWEROWL rechargeable battery can replace 2100 alkaline batteries.No pollution to the environment, benefits from the Ni-MH cell, a form of green energy. Long Lasting Lots of power in an ultra-compact design,Low Self Discharge.Dense and compact structure of the High Density Core.Fully charged during the day, your courtyard can light up all night，high efficiency and energy saving bring convenience to your life. Customer Reviews Price