It is a deep cycle lithium iron phosphate (LiFePO4) battery. It has twice the power, half the weight and lasts much longer than its lead-acid counterparts. This powerful lithium battery packs a punch, giving you the perfect amount of power for full-day fishing and outdoor recreation adventures. It’s commonly used in the following applications: fish finders, flashers and boating electronics, ice fishing, camping, scooters, solar and emergency lighting, robotics, remote power, UPS, security backup systems, telecommunications, and other deep cycle applications