Antigravity 6-Volt 8-Cell 240Ca Lithium Ion Battery The Antigravity battery revolutionizes power sources for vehicles by being half the weight of traditional Lead/Acid batteries, while offering superior Cranking Amps for improved starting efficiency. Ideal for those with modified vehicles or a desire for higher power and capacity, this battery moves technology forward, leaving old standards behind. Technical Specs: 240 CA- Cranking Ampsat 32 9 Ah- Amp Hours 4.375 x 2.37 x 3.75 inches (LxWxH) Weight: 1.56 lbs Features: Direct replacement that offers less weight and much more starting power Ultra-lightweight and high-power Lithium Nano-Phosphate motor-sport battery Can hold a charge up to a year provided there are no parasitic drains Built with high quality standards with unbreakable brass terminal design Factory activated Made in the USA 3 Year Limited Pro-Rated Warranty Note: RevZilla recommends charging and testing all batteries prior to using. Antigravity suggests using a modern voltage regulator from the mid 1980's-Up. Damaged voltage regulators can overcharge and damage batteries.