Forney® Smart Trickle Charger and Maintainer, Lead Acid, Lithium-Ion Battery, 24 Ah Battery, 120 V, 60 Hz, For Use With: 6 V, 12 V Batteries, IP60 Enclosure, 6.26 in H x 2.95 in W x 1.77 in D, Additional Information: 1 A Charging Current, -4 to 113 deg F Operating Temperature