Motorized window treatment with smart hembar

A motorized treatment configured to be mounted to a structure, the motorized treatment comprising:

• a treatment assembly comprising a covering material that extends from a top end to a bottom end and is operable between a raised position and a lowered position, the treatment assembly further comprising a bottom bar attached to the bottom end of the covering material, the bottom bar comprising a first energy storage element;
• a motor drive unit comprising a motor configured to adjust the covering material between the raised position and the lowered position;
• a second energy storage element configured to power the motor drive unit;
• and
• a dock configured to be electrically coupled to the second energy storage element;
• wherein the bottom bar is configured to be located adjacent to the dock when the covering material is in the raised position, such that the first energy storage element of the bottom bar is configured to charge through the dock from the second energy storage element.