Shade UV sensor
TECH SPECS 
DescriptionAn excess of UV rays damage the DNA of skin cells, which has been found to increase skin cancer risk. Shade helps you find your exact UV limit to reduce risk of skin cancer.
Design1.58” diameter, 0.49” height; 0.48 OZ. Using a powerful magnet, wear Shade on a t-shirt, jacket, or bag.
BatteriesRechargeable, lasts 5 days
ConnectivityBluetooth Low Energy
DisplaySensor vibrations; app notifications
FunctionalitySensor that tells you the exact amount of UV light you can be exposed to before increasing your chances of skin damage.
Others- Shade is validated to be as sensitive as laboratory equipment.
- The Shade UV sensor is sensitive enough to measure UV rays from light bulbs.
LINKS 
Affiliate link*Shade
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