Trinity batter cooler car stand is constructed of three sections of high density foam. The top part holds up to two six cell batteries. The center section houses the fan and the bottom part is the base. Also cools batteries during charging. Long life 12V fan with pre-tinned power leads. Will operate on 12V power supply, 6 cell 7.2V, or 7 cell 8.4V batteries.

12V power supply any 12 volt battery, or a 6 or 7 cell battery pack. Attaching required connector to power leads. Can use Banana Plugs for power supply, or Battery Connector and Wire for batteries.