6V 4.5AH Sealed Lead Acid (SLA) Battery for Home Alarm Security System Free Shipping 1-3 day delivery if ordered before 3pm EST 2.76 in (length) x 3.98 in (width) x 1.85 in (depth), 1.93 lbs 18-Month Warranty, 60-Day Money Back Guarantee Sealed AGM design makes batteries leak free. 6V 4.5AH Sealed Lead Acid Battery with T1 Terminals