Vector Watch Luna Smartwatch-30 Day+ Autonomy, 5ATM, Notifications, Activity Tracking - Black Case/ Black Bracelet-Elegant 30 day+ battery life; always on monochrome display; glanceable notifications, no touch screen or complicated menus, so the lens is always clean; compatible with most iOS, Android and Windows 10 smartphones Full suite of customizable watch faces, data streams and apps. Including data streams like: weather, date, time zone, social media insights (Facebook, Instagram, Twitter) or smart apps like: remote music and camera control, news, Nest, Uber or Evernote. Activity, calorie, distance and sleep tracking & reports; integration with Google Fit & Apple Health kit; collects GPS real time data from your phone: speed, pace and altitude. Read all your incoming texts, emails and phone notifications at a glance; rejects or accept phone calls from your wrist; find my phone function Crafted from solid 316L stainless steel and mineral glass, 5ATM water resistant. Black brushed case with high polished details. Adjustable solid 3-link bracelet with stainless steel butterfly closure