METHODS AND SYSTEMS FOR POWER SHARING AND CHARGING COORDINATION OF SELF-CONTAINED CLIMATE CONTROLLED STORAGE UNIT(S)

An electrically powered portable self-contained climate controlled storage unit is provided to connect to and automatically share power with an external power source. The storage unit includes a rechargeable battery system and a controller to determine whether to direct power flow to or from the rechargeable battery system. Methods and systems are provided for actively coordinating charging of multiple electrically powered portable self-contained climate controlled storage units that are connected to the external power source.