Black Embr Wave 2 cooling wristband is a wearable designed for night sweats and menopause relief. It has cooling and heating features. It synchs with smartphones and can be personalized for duration and feel of the sensations. This wearable is used but still functions well. Photos of the Embr Wave 2 are of the exact wearable being sold. Original box and instructions included. Questions and offers are welcomed. Thank you for looking at my closet!