Moultrie 3.8W Solar Battery Pack - The new and improved Moultrie 3.8W Solar Power Pack is designed to extend the runtime of your Edge series cameras in the field. With increased power, more efficient charging, and a larger battery capacity, you'll enjoy uninterrupted scouting intel. Features Eliminate AA Batteries; Larger Internal Battery; Larger Solar Panel; Smart Solar Monitoring; Ideal for Sunny Locations; Waterproof; Varmint-Proof Cables & Threaded Cable Connection; Compatible Cameras;