The NEW Antigravity ATX12-AH-RS is a hi-power, lightweight Lithium-Ion battery, built with our groundbreaking RE-START Technology (built-in jump-starting) so you wont ever get stranded with a dead battery again! Directly replaces many OEM Lead/Acid models. YTX12B-BS case size: 5.3 x 2.95 x 5.47 inches (LxWxH) 360 Cranking Amps 14 Amp Hours (PbEq), 6.6Ah (Actual) 2.6 lbs Safest Battery Technology using full BMS and Lifepo4 Lithium chemistry Compatible with 22 OEM battery sizes Can be mounted in any orientation