Jarv Elite IPX7 water resistant Fitness Tracker Activity Band and Smart Watch with OLED Display, Bluetooth Wireless Sync and 10 Day Battery 24/7 FULL ACTIVITY AND FITNESS TRACKER: tracks steps, sleep, calories burned with daily goal updates. SMART WATCH: displays time, date, battery life, plus incoming notifications for messages, calls (name and called ID), social media alerts and much more. (compatible apps whatsapp, Facebook,Skype,Twitter and many many more BLUETOOTH WIRELESS SYNCHRONIZATION: to your iPhone or Android device send stats and updates throughout the day, no need to connect to your device. FREE Android and IOS application with free updates- tracks and stores all activities and data. 10 DAY BATTERY on a single charge: IPX7 Waterproof. Note IPX7 designation, able to withstand immersion in water up to 1 meter for up to 30 minutes. This means that a session in the shower, getting caught in the rain, or washing your hands will not cause damage, but prolonged exposure  such as swimming  would be harmful <span class="a-text-bold">24/7 full activity tracking</span> for steps, sleep, calories burned with daily goal updates. <span class="a-text-bold">Smart watch displays time, date, battery life, plus incoming notifications</span> for messages, calls (name and called ID), social media alerts and much more. (Compatible apps WhatsApp, Facebook, Skype, Twitter and many more <span class="a-text-bold">Bluetooth wireless synchronization</span> to your iPhone or Android device send stats and updates throughout the day, no need to connect to your device Charge once and use for up to <span class="a-text-bold"><u>10 Days on a single charge </u></span> <span class="a-text-bold">Built in UV sensor</span>, alerts you when UV levels are dangerous and high <span class="a-text-bold">Fully Programmable Alarm</span> for sleep, wake, daily, power nap silent alarms keep you on track throughout your day (auto sleep option) <span class="a-text-bold">Free Android and IOS application</span> with free updates- tracks and stores all activities and data <span class="a-text-bold">IPX7 Water Proof</span> rated for use up to 3ft in water makes the Jarv Elite perfect for use in almost any condition. Compatible with IOS Devices such as iPhone 5,6,6 Plus, iPad Mini/Air,and More (<span class="a-text-bold"><u>Apple devices using OS 7.0 or later and Bluetooth 4.0 compatible</u></span>) &amp; Android Devices such as Samsung Galaxy S4/S5/S6, Note 3/4, Edge / Google Nexus 6/7/9 and More (<span class="a-text-bold"><u>Android devices Using OS 4.3 and Bluetooth 4.0 compatible)</u></span> The Jarv Fitness band is <span class="a-text-bold">lightweight, comfortable, water resistant. </span>Perfect for all day use!