1.Skin tone sensor technology
2. 7 levels
3. 600,000 flashes, First level consumes 1 flash, 3-5th for 1.5 flashes and 6th to 7th for 2 flashes
4. Two Flash Modes: Manual mode and continuously automatic mode
5. LCD Display Screen shows the service lifetime, speed level, mode and energy power.
6.With a built-in skin sensor, it checks skin compatibility too, to ensure it emits the correct light pulse.