Features: 1. This neck beauty massager, massage + hot compress +colorful light\ + vibration + EMS, can effectively reduce neck wrinkles, fine lines and wrinkles, lift and firm the skin, and aims to give you a swan neck. 2. It can be used to quickly import the essence, make the skin better absorb nutrients, whiten the skin, brighten the complexion, improve the skin texture, and rejuvenate the skin. 3. Unique roller massage cover, double roller design, not only can be used to protect the product, but also can massage the facial skin through the double roller to achieve the effect of thin face. 4. The curved massage head is ergonomically practical, perfectly suitable for the neck curve, and comprehensively cares for the neck skin. 5. Our neck beauty instrument provides professional beauty services and is easy to operate, allowing you to do a beauty spa for your neck at any time at home. Specifications: Material: ABS Product color: white Battery capacity: 400mAh-602040 rechargeable battery Charging port: Type-C charging port Rated power: 4W Output voltage: 3.7V Product size: 10.8*8.5*3cm Packing size: 14.2*10.5*4.6cm Packing List: 1* Neck beauty device (with massage ball) 1* Type-C Charging Cable 1* English User Manual Steps for usage: 1. Before using the product, clean the parts that need to be treated and apply an appropriate amount of skin care products; 2. You can use the massage roller to massage the neck; 3. Press and hold for 2 seconds to power on, and short press to select the desired mode; 4. From the outside to the inside, from the bottom to the top to help the absorption of skin care products.