Specifications: - V4 Wheel base. - 6 ~ 8 Shades of whiter teeth in less than 1 hour. - Can be operated by the patient him/herself. - Offers a wide range of motion. - State-of-the-art LED Technology - Countdown timer easily visible to the patient. - Safe, fast and easy to use. - Sleek design. - Simple assembly. **For further product information, please contact Chat Support**