Liquid cartridge and liquid supplying device

A liquid supplying device comprising:

• a liquid cartridge;
• a cartridge loading section configured to accommodate therein the liquid cartridge;
• and
• a light-emitting element configured to emit light toward the liquid cartridge, the liquid cartridge including:
• a main body defining therewithin a liquid accommodation chamber storing liquid therein, the liquid accommodation chamber having a light-transmission portion transmitting light therethrough;
• a moving member disposed within the liquid accommodation chamber and configured to move in accordance with an amount of the liquid;
• a light outlet configured to move in conjunction with the movement of the moving member;
• and
• a light guiding portion configured to guide the light emitted from the light-emitting element toward the light outlet, the light outlet irradiating the light coming from the light guiding portion toward outside of the main body via a position on the light-transmission portion, the position varying in accordance with the amount of the liquid in the liquid accommodation chamber.