This is a 5.4 aH, 12VDC rechargeable battery cannister. Body is hard anodized aluminum, with delrin caps and knob switch. The pigtail is a Marsh Marine 2-pin female, which matches with our potted light head assembly and our other 12 VDC products.
The battery tube includes a vent screw which should be opened prior to charging, and then re-sealed before entering the water.
Price includes a 110VAC powered smart charger.