Polar¨ FT4 Fitness Monitor

ERI is a newly design smart wristband for fitness: It can track your steps, calories, distance automatically. You can wear it to run, swim, cycle, climb. At night, it tracks your sleep quality and wakes you up silently in the morning. You can watch time, temperature, and how the goal you have achieved on the display. Even more, you can bring more features with ERI SDK
Motion Type Recognize Automatically: With DigiCare’s intelligent algorithm, ERI can recognize regular motion type automatically. When you are walking, running, swimming, cycling, climbing, sleeping, ERI will record the duration for each motion type and show on the App
Sync your stats, See your progress: ERI automatically sync your date to iOS devices and select Android phones without plugging in or pushing buttons. This gives you real-time access to your stats on the DigiCareMobile throughout the day

Easily transform your Jawbone UP into a beyond-chic bracelet.
Enhance the appearance of your Jawbone while the tracker continues to do what it does best
Rock your Jawbone all the time – at the gym, the office, and even when you are out on the town.

Pedometer：Can whenever and wherever possible to step，View the current training situation and remaining unfinished step number.
Sleep Monitoring：Intelligent monitoring to sleep at night, Up in the morning can see sleep last night
Bluetooth：smart wristband via Bluetooth to sync to APP, Energy consumption, sleep data at a glance.

1pcs Replacement Band & 2pcs Metal Clasps.Replacement for lost or damaged Bands.
Stylish wristband to match your daily style with this brand new color choices.
Perfect for your Fitbit Flex and comfortable wearing experience.