A serious folding solar panel designed to charge AA batteries. Batteries not included. Ultra compact and ultra lightweight, the PowerFilm® AA Foldable Solar Charger provides portable power for charging AA rechargeable batteries. Once unfolded, this charger automatically begins charging. The charging lights confirm if the batteries are charging or fully charged. The specialized charging circuitry provides highly effective battery charging.

• 2 Batteries : Full charge in about 4 hours of full sun.
•  4 Batteries : Full charge in about 8 hours of full sun.
•  Integrates lightweight, rugged PowerFilm® flexible solar panels directly with fabric.
•  Charging lights confirm if batteries are charging or fully charged
•  Rugged construction with 6 grommets for easy attachment
•  Charger adds less weight than carrying 4 extra batteries
•  CAUTION: Never charge Alkaline batteries, they could leak and become dangerous.