Operating system and electrical switch device for human-powered vehicle

An electrical switch device for a human-powered vehicle, comprising:

• an electrical switch unit configured to generate a signal in response to a user input;
• and
• a connecting part configured to electrically and detachably connect an additional electrical switch device to the electrical switch device,
• the electrical switch device being configured to selectively transmit the signal from the electrical switch unit and an additional signal from the additional electrical switch device to an operating device configured to operate an electric component.

An electrical switch device for a human-powered vehicle, comprising:

• an electrical switch unit configured to generate a signal in response to a user input;
• a wireless communicator configured to wirelessly transmit the signal to an operating device configured to operate an electric component, the signal being configured to operate the electric component;
• and
• a connecting part configured to electrically and detachably connect an additional electrical switch device to the electrical switch device.

An operating system for a human-powered vehicle, comprising:

• an electrical switch unit disposed at a first position on a handlebar;
• and
• a wireless communicator electrically connected to an operating device, the wireless communicator disposed at a second position on the handlebar, the second position being farther from the operating device than the first position is from the operating device, wherein
• the wireless communicator includes a processor configured to generate a wireless signal in response to actuation of the electrical switch unit, the wireless signal being transmitted to an electrical component via the wireless communicator, and
• the electrical switch unit is a satellite switch provided separately from the operating device.