Drop weight. Lithium technology with a tough carbon-fiber composite cases made these next-generation lithium-iron batteries weigh an astonishing 70-80% less than a lead acid battery. These advanced batteries recharge quicker than a conventional battery and hold a charge for an entire year without maintenance and with zero sulfation.
Environmentally friendly too with no explosive gasses during charging, no lead and no acid, just discharge and dispose when it reaches the end of a long service life (up to four times the life of a lead-acid battery). 12V 14-27Ah. Cranking power range (depending on model): 210-405A. Weight: 1.68-3.85 lbs. Size range: 5.83"-6.55"×2.6"-3.39"×3.46"-5.51".