The GreenLiFE 50AH battery represents the next generation in lithium-ion technology. With a higher energy density then typical lead acid batteries it has the power to keep you going longer with less weight. Built in BMS (Battery Management System) makes sure that your investment in the battery and vehicle is protected from any unintended accidents. Unparalleled safety features make sure that the battery doesn’t get to low, or too high in voltage, short circuits, giving you years of trouble free use. Designed for 2000-4000 cycles this battery will outlast any of its competitors. Can be mounted in any direction. Need more power? Multiple batteries can be placed together in series or parallel to meet your needs with internal balancing there is no need to worry about an imbalance of individual cells. Our lithium batteries require no maintenance and can hold a full charge for over 1 year. No memory means you can recharge at any level without worry about damaging the battery. GreenLiFE Batteries are the safest and easiest 12v drop in replacement battery on the market to use. *Recommendations: Placing lithium batteries in a dry lock box in marine uses. Lithium chargers or lithium setting for GreenLiFE Products.