Electrical appliance assembly for multiclient networking, and peripheral devices

An electrical appliance assembly for multiclient networking, comprising:

• an electrical appliance, as a first client, wherein the electrical appliance includes a first communication interface configured to communicate with a first peripheral device, and a second communication interface configured to communicate with a battery unit;
• the battery unit, as a second client, configured to provide electric energy to the electrical appliance or receive electric energy from the electrical appliance, wherein the battery unit includes a third communication interface configured to communicate with a second peripheral device, and a fourth communication interface configured to communicate with the electrical appliance;
• and
• an expansion unit, as a third client, detachably installed on the electrical appliance, wherein the expansion unit includes a fifth communication interface configured to communicate with the first peripheral device, a sixth communication interface configured to communicate with the electrical appliance, and a seventh communication interface configured to communicate with the battery unit.