Fitbit Charge HR ($149.95) will be available in black, plum, blue* and tangerine* Fitbit Surge ($249.95) will be available in black, blue* and tangerine* *These colors are coming soon. Fitbit Charge, Fitbit Charge HR and Fitbit Surge will be available in small, large and extra large sizes (extra large only available through Fitbit.com). View full Fitbit Charge specs on CNET. The Apple Watch Series 3 offers built-in cellular for data and even phone calls. The Fitbit apps and Fitbit Connect use Bluetooth Low Energy (BLE) technology to sync with your Fitbit tracker. Each time you open the Fitbit app it syncs automatically if the paired tracker is nearby. You can also use the Sync Now option in the app at any time. Fitbit Connect syncs every 15 minutes if the tracker is within 20 feet of the computer. Watch + display Real progress in real time. Charge lets you see every stat as it happens—right on your wrist, with a bright OLED display. And, with an industry-leading battery life of 7-10 days*, you can find the inspiration to beat your goals—no matter what the week brings. Fitbit Zip Charge Product Manual. Wireless activity wristband. Hide thumbs . Also See for Charge Getting to know your Fitbit Charge Wearing your Charge Your Charge is designed to be most accurate when worn on your wrist. Though it will track stats such as steps and floors when placed in a 2 Setting up your Fitbit Charge 2 For the best experience we recommend using the Fitbit apps for iOS, Android, or Windows 10. If you don't have a mobile device, you can also use a Bluetooth®- Looking for downloadable 3D printing models, designs, and CAD files? Join the GrabCAD Community to get access to 2.5 million free CAD files from the largest collection of professional designers, engineers, manufacturers, and students on the planet. Compatible with: FOR Fitbit Versa Smart Watch. Perfectly fit for Fitbit Versa Smartwatch. Durable and flexible cable for a longer lasting lifespan. Compact and lightwei