Things You'll Need:
- Oregon Scientific UV Monitor
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Step 1
First let the unit know your own skin type from the four options provided. These are 1. Never tans, always burns 2. Sometimes tans, usually burns 3. Usually tans, sometimes burns 4. Always tans, rarely burns.
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Step 2
Next enter the SPF of the sunscreen that you are using into the unit.
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Step 3
Third start the UV measurement. It takes about 4 seconds. The unit then displays the UV level from one of the following values: Low, Medium, High, Very High, Extremely High and Over Range. The UV monitor also displays the suggested exposure duration. The higher the current UV level, the shorter the suggested exposure duration and vice versa.
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Step 4
Finally start the exposure timer which begins the countdown. When the suggested duration has passed, the alarm sounds. Now you know it is time to go inside.













