]> org.freedesktop.UPower.KbdBacklight is a DBus interface implimented by UPower. It allows the keyboard backlight (if present) to be controlled. The maximum value of the keyboard backlight brightness. Get the maximum brightness level for the keyboard backlight. if an error occured while getting the maximum brightness The current value of the keyboard backlight brightness. Get the brightness level of the keyboard backlight. if an error occured while getting the brightness The value to set the KbdBacklight brightness. Set the brightness level of the keyboard backlight. if an error occured while setting the brightness The new brightness value of the keyboard backlight. The keyboard backlight brightness level has changed.