308nm uv phototherapy
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KN-5000K SMD LED light 308nm excimer laser vitiligo psoriasis home use
1. light source：LED 308nm excimer light 2. Illuminated area: 12cm2±10% (35*35mm) 3. Irradiation intensity: 20mW/cm2 4. Use rechargeable batteries 5. Built-in dose and time treatment modes. 6. Built-in MED test function
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