1. Weight: 126g 2. Dimensions: 8.8×9.1×3 cm 3. Material: plastic, SUS316 4. Specifications: ultrasonic power 5W, ultrasonic frequency 58khz, single tank capacity 2ml, USB charging port, charging time about 3 hours 5. Features: beautiful and practical, light and portable, UV light treatment, wear and dirt resistance, energy saving and environmental protection, simple operation, safe and waterproof, comfortable feel, durable 6. Uses: can clean hard mirror (OK mirror), soft mirror, beauty contact