Feature: 1. Melanin Decomposition: Picosecond pen can effectively decompose melanin into fine particles, promote skin metabolism, and reduce melanin precipitation. 2. Improve Skin Quality: Blue light picosecond pen can reduce freckles and black spots comprehensively, effectively improving skin from inside to outside. 3. Different Gears: Freckle dark remover pen with 9 gears and 4 energy gears, with a wide range of applications, strong and fast energy directly decompose melanin. 4. Safe To Use: Blue light remover pen adopted a short pulse width design, no damage or hurt to surrounding skin tissues, which is safe and effective to use. 5. Clear Removing: Picosecond pen adopted high tech and electric ion carbonization function, no bleeding and little pain, has no effect on the skin, and removes melanin cleanly. Specification: Item Type: Blue Light Picosecond Pen Material: ABS Color: White Light Color: Blue Light Product Gear: 9 Power Gear: 4 Product Voltage: 100-240V How To Use:Operation Method: 1. Plug in the power, the machine is energized, digital display 0. 2. Press the frequency mode selection button to select the frequency, and then set the output energy. 3. After setting, press the switch to output energy. 4. Wear protective glasses during operation. 5. Keep the machine clean and avoid contact with other polluting substances. 6. Do not operate without permission. 7. Please clean it after use and keep it properly. Instructions: After powering on the digital normal display, press the frequency button. Blue light has 9 frequency modes, divided into 1 to 9 light output modes. Press the energy increase button to adjust the energy. After setting, the laser will be output. Shut down machine after operation. The laser will be emitted after every press in blue light mode.. Package List: 1 x Host1 x Plug 1 x Manual1 x Eye Cover