@startuml

skinparam linestyle ortho
left to right direction

class "Supervisor" as sup{}
class "BLE_advertiser" as ble{
    + advertise(data)
}
class "Sensor" as sens{
    + init(...)
    + get_value()
}
class "Window_status" as win{}
class "Hygrometer" as hygro{}
class "Thermometer" as thermo{}
class "CO2_level" as co2{}

sup o-d- ble
sup o-u- sens
sens <|-l- win
sens <|-u- hygro
sens <|-u- thermo
sens <|-r- co2

@enduml