Moultrie Feeders Power Mag III - The POWER MAG III rechargeable battery pack provides reliable, long-lasting power for your trail camera while eliminating the ongoing cost of disposable AA batteries. Its lithium battery technology delivers superior cold-weather performance and supports fast USB-C charging for quick, convenient recharging. For extended operation, the POWER MAG III can be paired with a compatible solar power pack to provide continuous power in the field. Features Fast Recharge; Works Better in Cold Weather;