Three rows of figures show the original screen, whitening OLED screen, spring brass electrode, high light mirror brass shell surface treatment. 1-60 watts surge, 200-600 degrees F (100-300 degrees C) thermostat, minimum 0.06 ohm load, precise resistance 0.01 ohms, supports a variety of nickel content of nickel-based heating wire thermostat (temperature compensation can be set) support dual-mode degrees Fahrenheit.