Features: 1. Dimensions: 14 (L) x 1 (W) x 2.3 (H) cm 2. Rubber-in-plastic handle and switch button, easy to operation 3. Material: ABS 4. Use 3 piece of button battery 5. Mirror diameter: 23mm 6.Anti-fog lens,reflect lighting,super power LED light Package List: 1 LED Dental Mouth Mirror Disinfect it with alcohol, not high temperature! Pull the paper on the handle out before using! Twist off the screw on the handle when replacing a new battery! Wartranty : 12 monthsRKD