This professional Skin Care Woods Lamp has a 3x diopter magnifying lens and uses UV light to diagnose skin conditions. It is a diagnostic tool used in dermatology to observe any subsequent fluoresce of the skin. Wave length is . 365 nanometers. Wood lamp is to help identify clearly the qualities, problems and the unusual conditions of the skin, in order to provide proper treatments, examine different skin, types or skin particles and conditions, detects imperfections in the skin normally to the eye. Allows esthetician to conduct treatment plan for proper face. Colors Specifications: Light Blue: Normal Healthy Skin Brown Fluorescent: Pigmentation and Dark Spots Orange Points: Oily Skin and Dark : Soft Skin, Dehydrated Skin, Skin Lacks of Moisture White Fluorescent: Thick Layer of Skin and Deak Cells Light Yellow: Oily Acne Skin How to Use? 1. After cleansing skin, cover client's eyes with cotton. 2. Secure cover shade to wood lamp. 3. Completely cover client's face with cover shade. The wood lamp should be parallel to client's face with distance of 15-20cm. 4. Identify different skin characteristics by appearances of different Plug Type:EU Plug,it applies to Indonesia, Germany, France, Spain, Italy and so on. Voltage:AC220V Color:White & Black Material:plastic Package Contents: 1 * Woods Lamp Skin Analyzer Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.