Xiaomi Mi Band 3 Fitness Tracker Heart Rate Monitor 0.78' OLED Display Touchpad Bluetooth 4.2 For Android IOS Smart Bracelet+replacement Band And 2 Free Screen Protector BDZ Mall

Battery capacity: 110mAh

Standby time: about 20 days

Battery Type: Lithium Ion Polymer Battery

Input voltage: DC 5.0V

Input current: 250mA Max

Body material: plastic

Waterproof rating: 5ATM

Working temperature: -10°C～50°C

Screen size : 0.78 inches

Display resolution: 128 x 80

Sensor : triaxial acceleration sensor, PPG heart rate sensor

Wireless: Bluetooth 4.2 BLE Edition

Compatibility: Android 4.4 or iOS 9.0 and above systems that require Bluetooth 4.0 support

Unlock function: support models support MIUI systems based on Android 4.4 or later, or Android 5.0 or above,

and models that support Smart Lock function

Wristband material: thermoplastic elastomer

Wrist buckle material: aluminum alloy

The bracelet body size: 17.9 x 46.9 x 12mm

Wristband length: 247mm

Adjustable wrist strap: 155 - 216mm- All functions:Time display, Caller ID display / reject, Instant message display (wechat,QQ, etc.), Lift the wrist to light screen on, Target achieve reminider, Long time sitting reminder, Vibrating alarm clock, Not disturb mode, Friends and family following, Automatic step counter, Unlocks mobile, Event notification, Sleep monitoring, Find cell phone, Heart rate monitoring, Weather forecast, Target setting, WeChat red envelope reminder, Calorie consumption, Pairing reminder, Sports miles recording, Dial change, Notification timer, Display content setting, Low Battery Reminder, Wear Mode Select, Swim Wearable, OTA Upgrade

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Model: Miband 3
Quantity: 1 set
Material: Plastic
Water-proof: IP67
Bluetooth Version: Bluetooth V4.0
Touch Screen Type: Yes
Operating System: Android 4.4
Compatible OS: android
Battery Capacity: 110 mAh
Battery Type: Li-polymer battery
Standby Time: 20 days