[Package C] Original Balck Xiaomi Mi Band 1S IP67 Bluetooth 4.0 Heart Rate Smartband + Yellow Replacement Wearable Wrist Strap Wristband

Mi Band 1S - Heart rate wristband

A new version is coming! Mi Band 1S, a heart rate wristband - Everyone is worth having. During aerobic exercise, have a good heart rate, it is better to loss weight and improve cardiorespiratory capacity. Mi Band 1S equipped with a optical heart rate sensor, can real-time detect heart rate, let you adjust the motion state scientifically and consume fat efficiently. Mi Band 1S manages your motion every moment and take good care of you.

Note: if you installed "Mi Fit" APP before, please unload and reinstall it, then you will see the heart rate monitor function. 

Highlights

• Heart rate monitor: 1S with optical heart rate sensor, shows you heart rate with PPG, you can see the results more intuitively.
• 30 days standby time: Top-level Bluetooth chip and military gravity sensor ensure 30 days ultra-long standby time for a full charging.
• Call reminder: Mi Band 1S will tell you when a call comes, you never need to worry about missing any important calls.
• Sports tracking: Track your sports, record steps, distance and calories, help you achieve your sports target. 
• Sleep monitoring: Let you know your deep sleep and shallow sleep, also APP will give you periodical evaluation, help you develop good living habits.
• Silent alarm: Wake you up every morning, will not be late for work; Remind you with vibration, never worry about missing anything.
• Free password to unlock the phone: Forget complex unlock password and gesture, simply raise your hand to close to phones, immediate and safe unlocking. 

Specification

General	Brand: Xiaomi  Bluetooth version: Bluetooth 4.0  Waterproof rating: IP67  Color: Black  Battery: 45mAh, polymer lithium battery  Standby time: About 30 days
Compatible	Minimum Requirements: Android 4.4 + & support Bluetooth 4.0 : For Android devices; iOS 7 - For Apple devices : iPhone 4s / 5 / 5c / 5s / 6 / 6 Plus For smart unlock features: Xiaomi (MIUI 6 and above): Mi2/2S/2A, Mi3, Mi4, Mi Note, Mi4C, Redmi 1S, Redmi 2/2A, Redmi Note, Redmi Note2 Phone with Android version 5.0 above
Language	English
Special Features	Functions: Steps counting, Alarm clock, Sleep management, Call reminder, Measurement of heart rate, Calories burned measuring, Distance recording  Alert type: Vibration
Dial and Band	Case material: Magnesium-aluminum alloy  Band material: TPSiV
Weight and Size	Dial thickness: 0.99 cm / 0.39 inches  Dial diameter: 1.36 x 3.7 cm / 0.54 x 1.46 inches  Band width: 1.3 cm / 0.5 inches  Wearable length: 15.7 - 20.5 cm / 6.18 - 8.07 inches  Product weight: 14 g  Product size (L x W x H): 22.5 x 1.36 x 0.99 cm / 8.84 x 0.53 x 0.39 inches
Waterproof link	https://blog.geekbuying.com/index.php/2015/04/22/ip-rating-chart-international-protection-rating-of-dustproof-and-waterproof/
Package Contents	1 x Black Mi Band 1S Smartwatch, 1 x Blue Wrist Strap, 1 x User Manual, 1 x Charger, 1 x Box