• Ultrasonic Technology :The ultrasonic technology used in this beauty instrument ensures deep tissue penetration, promoting collagen production and improving skin elasticity. • Portable Design :With its compact and lightweight design, this beauty instrument can be easily carried around, making it perfect for travel or on-the-go use. • Multi-Functional :This beauty instrument not only tightens the skin but also provides a relaxing massage experience, making it a versatile addition to any beauty routine. • Dry Battery Power Source :The dry battery power source ensures that this beauty instrument can be used without the need for a power outlet, providing convenience and flexibility. Features: 1. Cost-effective multi-functional care, say goodbye to wrinkles, lift and tighten to dilute the wrinkles, dilute the neck lines, dilute the law lines. 2. Dolphin imitation design, fully fit the neck facial curve, up and down left and right three-dimensional ring arc, can deeply touch the neck skin. 3. Do a luxurious 360-degree SAP for the neck through high frequency acoustic vibration, uniform and continuous comfortable massage. Specification: Weight: 0.12 kg Size: 12 cm * 5.5 cm * 17 cm