Smart Miband 2 heart rate monitors with OLED screen display IP 67 waterproof

Model Number: Mi Band 2-#2181 Brand Name: Xiaomi Key Specifications/Special Features: In Stock! New band 2 Miband wristband bracelet for Xiaomi Mi with smart heart ratefitness touchpad OLED screen 2016!!!Specifications: 1. 100% band 2 for Xiaomi mi2. 0. 42-inch OLED display screen with touchpad
3. Support Heart rate monitor
4. Passometer, Fitness Tracker, Sleep Tracker, Message Reminder, Call Reminder
5. Water resistant (IP67)
6. 20-day standby power
7. Sleep-cycle smart alarm
8. With a Dialog II 4. 0 Bluetooth chip, ADI sensor
9. Running MIUI Android 4. 4 and above versions; for iPhone 4s/5/5s/6/plus iOS 7. 0 and above
10. Unlock your Mi phone without a password
11. Stylish band options (incl. wrap-around and leather)
12. Wrist Strap Length 235mm Adjustable Wrist Strap Length 155mm ~ 210mm

Compatible Minimum Requirements:
1. Requires Bluetooth 4. 0.
2. Compatible with Mi 3, Redmi Note 4G, or any device with Android 4. 4 and above.
3. Compatible with iPhone models 4s and above that run on iOS 7. 0 and above.
For IOS devices : iPhone 4s/5/5c/5s/6/6 Plus/6S 6S plus

For smart unlock features:
1. Xiaomi (MIUI 6 and above): Mi2/2S/2A, Mi3, Mi4, Mi Note, Mi4C, Redmi 1S, Redmi 2/2A, Redmi Note, Redmi Note2 Note3, xiaomi MI5 4S XIAOMI MAX
2. Note: Mi Band's phone unlocking feature requires smartphones with MIUI or Android 5. 0 and above.