This product can be used to clean the skin, do EMS care and moisturize skin in a warm temperature, which infegrates positive ion, negative ion, high-frequency vibration, red light, blue light and green light. Features: 1.Positive and negative ions utilize the principle of the absorption of positive and negative ions to remove the dirt in the deep pores and thoroughly clean them; through iontophoresis, the beauty ingredients are penetrated into the skin. 2.Vibration use mechanical vibration and voltage stimulation to tighten skin, increase elasticity, and increase metabolism. Only when the head of the device touches the skin, the product will vibrate. 3.Warm warm massage promotes absorption, so that wrinklescan be stretched and skin will become fuller. 4.Red light can effectively stimulate the skin, revitalize collagen, improve dark skin and reduce fine lines and wrinkles. 5.Blue light It can effectively improve skin problems, reduce acne and pimple and help to kill bacteria. Long term use can make skin rejuvenation and lead to a health skin. 6.Green light It can promote the microcirculation of the body surface, dredge lymph and drain swelling. 3 Modes: 1.Clean mode (Green Light) Clean up trash from deep pores to shrink pores, eliminate acne, and solve dull skin. 2.EMS mode (Red Light) Effectively stimulate and relax the skin and help skin care product go deeply to keep skin moist. 3.Hot mode (Blue Light) Gently awakens and relaxes the skin, helping the skin restore its vitality Specifications: Name: Neck Beauty Device Material: ABS Output voltage: 3.7V Battery capacity: 500mAh Power: 2.5W Input voltage: 5V=1A Size: 89x47x120mm Auto turn off: about 5 min Charging time: about 2 Hours Package includes: 1*Neck beauty device 1*USB charging cable 1*English User manual Notes for Equipment at Use: 1. Long press the power button for over 1.5s to turn on the device; it cannot be used when charging 2. Only when the head of the device touches the skin, the product will vibrate. 3. Each mode can only be used once each day, and it is recommended that three modes are used in succession once each day. 4. This product adopts micro-current ion technology, so light current sense is normal phenomenon, and please be assured to use it. 5. It will start standby mode after 4 minutes, and it will automatically shut off after 1 minute of no-operation. 6. Wipe the introduction head with tissues, refrain from washing it with water and from touching metals 7. It is generally not advisable for people who have undergone facial plastic surgery, subcutaneous metal implant and those who are pregnant or within the period to use this product.