Ключевые слова: activation switch, backlit buttons, backlit switches, button glow, button illumination, button indicators, circuit board, circuit panel, contrast lighting, control buttons, control panel, dark backdrop, dark background, device controls, device interface, device toggle, digital interface, electronic button, electronic controls, electronic equipment, electronic interface, gadget buttons, glowing buttons, green indicator, illuminated controls, illuminated icons, illuminated indicators, indicator lights, off, on, power button, power toggle, power toggle switch, red indicator, safety indicator, start stop, tech gadgets, toggle buttons, toggle switch, toggling lights, user controls, user interface, user interface elements,