Specification Item Type:Hot Cold Hammer Color:White Material:ABS Input:100-240V Output:5V/2.5A Weight:280g Size:20*7.5cm/7.87*2.95in Please be noted that we send plug adaptor if AU/UK plug is needed according to your local country. Package list 1*Main Machine 1*Manual 1*Box Features Physical treatment and ultrasonic vibration, no side effect, safe and assured to use. Using hot and cold alternately, can activate cells thoroughly, improve overall skin texture, skin tightening, facial lifting, pore shrinking, and eliminating eye bags and dark circles. Working time and temperature can be displayed on the screen separately according to the modes you choose. Easy to operate and convenient for daily skin care. Slight vibration massage offers a comfortable feeling when moving slowly on the face under the hot mode. Ventilation design helps the heat distribution and avoid burning. Function 1.Cold Treatment(5-25C/ 41-77): Shrink blood vessel pores, improve coarse pores; Reinforce collagenous fiber, make your skin became elastic, fade wrinkles. Effectively reduce varicose veins, hazardous wastes are more likely to be purged, can help to fade and eliminate dark spots To reduce nerve sensitivity, reduce the redness and swelling pain of the skin, especially for the sensitive skin. 2.Hot Treatment(30-55C/ 86-131): Relax muscle, relieve pain and soreness; Promote blood circulation and helps to better absorb skin care products; Improve skin metabolism,discharge waste toxins, help to fade eye pouch and dark circle. Note Clean skin before using the instrument, and then use appropriate nutrient cream to achieve better results It is forbidden to switch the instrument frequently to avoid damage to the device caused by current impact The instrument switch should be turned off after use, and the power plug should be pulled out to prohibit the instrument from being energized for a long tine Place it in a place that children cannot touch Please read the instructions before use