Battery powered cordless cleaning system

A cordless upright vacuum cleaner, comprising:

• a nozzle base portion having a suction inlet;
• a body portion;
• a pivotable joint coupled between the nozzle base portion and the body portion;
• a suction source for providing a suction force at the suction inlet;
• and
• a battery pack interface configured to receive a removable and rechargeable lithium-based battery pack, the battery pack interface including a battery pack recess, a first power terminal and a second power terminal, the vacuum cleaner configured to receive power from the battery pack over the first power terminal and the second power terminal, a communication terminal, the vacuum cleaner configured to communicatively connect to the battery pack over the communication terminal, the battery pack including a battery pack housing, a portion of the battery pack housing being insertable into the battery pack recess, the battery pack being selectively removably coupled to the vacuum cleaner,
• wherein
• the suction source is powered by the battery pack,
• the body portion is pivotable relative to a first axis,
• the body portion is pivotable relative to a second axis, and
• the body portion is supportable by the nozzle base portion in a vertical position without external support.