●Upgrade to Lithium Battery: A perfect replacement for Lead-Acid batteries. No sulfation. Requires no activation, no acid, no maintenance, and no water needed. And it comes fully charged and ready to install. ●High Performance and Lightweight:Tykool Lithium Ion Powersports battery provide over 400A of starting power,over 5000 Charging Cycles. Compared to lead-acid battery, its 2X more power,10X more starts,and 5X longer life.The lithium battery is only 2.27 pounds (1.03 kg),about 1/3 the weight of a lead-acid battery leads to better-handling motorcycle,but 3 -5 times the energy density. ●Main Parameters: Size:5.9*3.43*3.66in(L*W*H), Polarity:[+ -], Weight:2.27 Pounds, Voltage: 12.8V, Capacity: 5Ah, Starting Power:350A, Cold Cranking Ampere:300A. ●Built in BMS:The built-in Battery Management System(BMS),It protects the battery from over charge and discharge,over current,short circuit, also includes against extreme heat and cold.all these contribute to the batterys active cell balancing & long-lasting reliability. ●Fast Charging: Offers the fastest charging available and can be recharged in minutes. Offers 5x faster charging than Lead Acid batteries, and the fastest Lithium Charging available. ●Widely Fitment: It also replaces battery sizes: YTX9-BS ●Compatible:fit for most powersports brands - Aprilla, BMW, Buell, Ducati, Harley-Davidson, Indian, Triumph, KTM, Argo, Can-Am, Honda, Husqvarna, Kawasaki, Suzuki, Arctic Cat, BRP, Waverunner, Polaris, Vespa - motorcycles, ATVs, UTVs, PWCs, quads, 4 wheelers, jet skis, waverunners, scooters, riding lawn mowers, generators and more. ●Warranty and Customer Support: BUY IT WITH CONFIDENCE! TYKOOL batteries are backed by easy 30-day returns and a 12-month warranty. If you have any questions, dont hesitate to contact TYKOOL after-sales team, we will respond in 24 hours.TYKOOL is committed to delivering top-notch batteries and exceptional service to its loyal customers.