10s Rapid Heating: 10s fast heating, no need to wait, quickly heat up your eyelashes and easily create 3D natural curling eye makeup. Visual temperature-sensitive color-changing silicone is placed on the back of the brush head, making it so easy to observe the temperature. Heat for 30 seconds and use with mascara for a more perfect effect that lasts up to 24 hours! 4 Temperature Settings: 4 temperature modes, 55°C (131°F), 65℃(149℉), 75℃(167℉), 85℃(185℉), easy one-touch switching, suitable for eyelashes of different lengths and thicknesses, easily create different eye makeup according to your daily or party needs! Larger LED display, temperature & battery level is clear at a glance. 15° Curved Brush Head: The 15° micro-arc brush head not only fits the eye shape better and makes it much easier to curl your eyelashes, but is also safe and scald-proof; the heat-insulating comb design prevents the heating wire from contacting the eyelids, making it burden-free and harmless to use