1. Material: ABS acrylic lens (DT7666 is double glass lens) 2. Magnification: DT7665 5 times, DT7666 10 times 3. Mirror diameter: DT7665 75mm, DT7666 85mm 4. Dimensions: DT7665 198X95X32mm, DT7666 205X110X32mm 5. Weight: DT7665 150g, DT7666 298g 6. Light source: 3 white LED lights 7. Power supply: use 2 AAA batteries (the product does not contain batteries, you need to buy it yourself) 8. Features: high magnification, high-definition, clearer and more intuitive observation, battery installed at the bottom, convenient and practical, light and durable, comfortable to hold, built-in LED energy-saving lamp, convenient for night viewing, soft light without glare, and versatile