Feature: 1. More concentrated light spot, strong energy, hand‑held operation, concentrated irradiation range, no light dispersion, faster results. 2. Beautiful in appearance, light and portable, easy and convenient to operate. 3. 5V power, you can use the charger, mobile phone plug, computer power, available at any time. 4. More powerful, more accurate, and uses less energy, quality aluminum material shell. 5. Suitable for hand, waist and leg parts to use, meeting your different demands. Specification: Condition: Item Type: Vitiligo Physiotherapy Instrument Material: Aluminum Output Waveform Type: UVB Scope of Application: Pityriasis rosea, psoriasis, vitiligo, eczema Suitable for: Hands, waist, legs Instructions for use: 1. Plug the product into the USB plug of the computer, charging pack or mobile phone charger, and aim the light source at the part needing physical as close as possible. The normal distance is 1-2cm, the longest distance is not more than 8CM, and the product is invalid if the distance exceeds 10CM 2. Generally 15-30 days for a course of treatment, generally, a course of treatment is significantly improved Package List: 1 x Vitiligo Physiotherapy Instrument Note: 1. Use contravariously in patients with solar dermatitis, lupus erythematosus, malignant , xeroderma pigmentosum, BL syndrome, dermatomyositis, and pregnant women 2. Do not shoot eyes 3. During use, avoid sunlight to illuminate the physiotherapy site and avoid sunbathing. During use, a lot of heat will be generated, which is a normal condition and can be adjusted by staying away from the skin 4. If the continuous tool lasts longer than 30 minutes, it must be stopped for 10 minutes before it is started 5. The main mechanism of this product is to increase melanin, so do not irradiate areas that do not need skin improvement