Transcript for UV-Tracking Jewelry Reminds You to Use Sunscreen
index," a bracelet to keep you from burning. The latest wearable technology hits stores next week, aiming to make sunburn a thing of the past. Becky Worley checked it out for us. Reporter: Summer is a week away. But with the inevitable high temps and beaming sun, come the risk of sunburn. But have no fear. The June bluetooth is here. This $99 bracelet is a wearable sun sensor. Masquerading tells you just how much sun you're getting. The app calculates the suggested maximum exposure. And allows the user to see when the U.V. Index is the highest in the day. Joanna stern decided to give it a whirl. I was not surprised when it told me to put on sunscreen at the beach or the pool. I was surprised when it told me to put on sunscreen when I was going out to get coffee. Reporter: And it dishes out advice. Using the sun's U.V. Index, it suggests you should wear a hat, put on sunglasses or apply Ju sunscreen. You are getting cumulative sun damage that's going to lead to sun spots and skin cancer. Reporter: It's available in three, unique colors. For all of you fashion-forward ladies out there. But here's the problem. It isn't waterproof. Seems like an oversight. Not allowed to go in the water? 99 bucks may be a high price for a sun sensor. Especially since there are other cheaper options available. And it's only available for iPhone users. For "Good morning America," Becky Worley, ABC news, Oakland, California. Thank you, Becky. Joining us now, ABC news senior medical contributor, Dr. Jennifer Ashton. What's your take on this? It's a pretty piece of jewelry. That makes this distinctive. This is tech meets health and wellness. In general, I like the applications of technology when it can better medicine, our health and wellness. But when you're talking about skin protection, we're trying to use every tool in the arsenal to reduce the risk of sunburn and skin cancer. It's is not just spf. It's behavior. It's technology. It's clothes that are impregna impregnated with things that can protect us. Your not totally -- There's a flip side. This is expensive. Okay? It's about $100. There are less expensive models available around $25. But this is also the first it ration of this technology. And with anything, there are glitches. It can open your garage door instead of telling you to put the sunscreen on. It only works with the iPhone. We have to see if people are patient. Summer is jus about here. Give us suggestions. The biggest myth or misconception is that it's only the fair-haired, freckled people that have to worry about their skin. People of all skin colors need to protect their skin, from the most fair to the darkest. And you have to apply the sunscreen with spf of 30, 365 days a year. We get damage and sun exposure, walking the dog and walking to work. We have to keep all of that in mind. And enjoy summer. Starting tomorrow. Have a good time.
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