Description: 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 Warm prompt 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 Specifications: LED Light Teeth Oral Mirror Super Bright Mouth Mirror Illuminated Tooth Care Tool Oral Hygiene Machine Package Included: 1PCS * Oral Mirror Notes: Due to the difference between different monitors, the pictures may not reflect the actual color of the item. Compare the detail sizes with yours, please allow 1-3cm error, due to manual measurement. Please leaving a message before you give the bad feedback,if the products have some problems. Thanks for your understandings.