Ключевые слова: activation, backlight, button, buttonpad, buttonpress, circuit, circular, circularbutton, control, controlpad, dark, device, devicecontrol, digital, electricbutton, electronic, electronics, equipment, futuristic, gadgetpanel, glow, glowing, green, hardware, illuminated, illuminatedring, indicator, interface, interfaceboard, led, light, modern, neon, neonlight, panel, power, ring, sleek, startup, switch, switchboard, symbol, tech, techbutton, techgear, technology, touchpad, touchscreenbutton, userinterface,