About This HIGH PERFORMANCE AND LIGHTWEIGHT: DOUKAS lithium-ion powersports batteries deliver over 450 Amps of starting power. Compared to lead-acid batteries, it offers 3X starting power and 5X more service life. Weighing just 1.41 pounds (approximately 0.64 kg), it's about 1/3 the weight of lead-acid batteries, but boasts 3-5 times the energy density. EASY TO READ INDICATOR WITH BUILT-IN BMS: The integrated Battery Management System (BMS) safeguards the battery and offer a easy to read indicator helps customers stay informed about the battery status at all times. FAST CHARGING: Experience the fastest charging available; DOUKAS batteries can be recharged in just minutes. Provide 5X faster charging than lead-acid batteries, utilizing advanced rapid-charge technology. WIDELY COMPATIBLE: DOUKAS batteries fit most powersports brands, Compatible with Aprilia, BMW, Buell, Ducati, Yamaha, Ski-Doo,Triumph,Sea-Doo, KTM, Argo, Can-Am, Honda, Husqvarna, Kawasaki, Suzuki, Arctic Cat, BRP, Polaris, John-Deere Vespa, and more. Suitable for Motorcycles,Scooters,ATVs /Quads,PWCs, Jet Skis, Snowmobile,Lawn & Garden / Small Engine and Generators . Not suitable for UTV , Side by Side (SxS / SSV),Harley Davidsonand V-twin engine. FITMENT: Add your powersports vehicle to your Amazon Garage for the most accurate fitment. DOUKAS batteries replace various sizes, including: YT7B-BS, YTX7A-BS, YTX9, YT9B-BS, YTX9-BS, YTR9-BS, YB9-B, 12N9-4B-1, etc. Overview Brand : DOUKAS Size : [+ -] Lithium YTX9-BS 3Ah 450A Battery Cell Composition : Lithium Ion Product Dimensions : 2.56"D x 5.27"W x 3.66"H OEM Part Number : YT7B-BS, YT9B-BS, YTX7A-BS, YTX9-BS, YTR9-BS, YB9A-A, YB9-B, 12N9-4B-1 Manufacturer : DOUKAS Vehicle Service Type Motorcycle, Scooter, Snowmobile : Voltage 12 Volts : Vehicle Service Type Motorcycle, Scooter, Snowmobile : Voltage 12 Volts