The LIT-22 offers far superior battery life to a standard set of alkaline or lithium AA batteries and over time is a much more affordable option for keeping your camera powered. For use with the SPYPOINT FLEX Series only. Features: - IMPROVED BATTERY LIFE: Rechargeable lithium battery offers high-performance constant output, using high-density materials to accumulate amazing energy that extends battery life over traditional AA usage and performs well in the temperature range - EASY TO USE : LIT-22 lithium battery pack simply replaces the existing battery tray in the SPYPOINT FLEX trail camera. - FLEX - SPECIFIC DESIGN:Spypoint Lithium battery is exclusively designed for the SPYPOINT FLEX trail camera. More cameras mean more photos, and that means more scouting info to make hunting decisions. - VISIT CAMERA LESS: Extended camera battery pack offers you with fewer trips to the camera to refresh batteries, so you can stay out of the woods and stop disturbing games. - SIMPLE CHARGING: Just plug the AC charging cord into the Rechargeable lithium battery and any compatible wall plug to get the battery charged.