1. 1-1400ms pulse width; 10mmX12mm spot size; 1-10Hz frequency, enable a fast and effective hair removal. 2. Maximum 120 energy density ensures a safe and painless hair removal. 3. Treatment indicator indicating the working status and frequency of machine, button switch with lock are all user-friendly design for easy operation. 4. Adjustable pulse width, energy density and frequency enable a precise treatment for all Fitzpatrick skin type. 5. Germany 600W laser system guarantees a high power output for treatment. 6. Sapphire cooling system ensures the treatment safety and comfort.