Netatmo, a consumer electronics company is rolling out, June, billed as the first bracelet that measures sun exposure. It advises women how to protect their skin on a daily basis from the effects of the sun, according to the company, which will showcase the device at the Consumer Electronics Show tomorrow in Las Vegas.  June tracks UV intensity in real-time and the total sun exposure absorbed by the user's skin throughout the day. Depending on the woman's skin type, an app calculates ...