|General||Brand: Original Xiaomi|
|Bluetooth version: BT5.0|
|Water Resistance Rating: 5 ATM|
|Compatability: Android 4.4 and above / IOS9.0 and above|
|Special Features||Health tracker: Measurement of heart rate,Sleep management,Pedometer,Calories burned measuring,Steps counting,Distance recording,Sedentary reminder|
|Other functions: Unlock phone without password,Call/APP message reminder,Time,Alarm Clock|
|Alert type: Vibration|
|Sensors: ADI ultra low-power acceleration sensor + photoelectric heart rate sensor|
|Working temperature: -10°C ~ 50°C|
|Display||Screen: 0.95 inch AMOLED Display|
|Touch key: Yes|
|Battery||Battery type: Lithium polymer battery|
|Battery capacity: 135mAh|
|Standby time: About 20 days|
|Input current: 45mA (TYP), 65mA (MAX)|
|Input voltage: DC 5V|
|Material||Mi-core material: Plastic + Alloy|
|Body material: Polycarbonate|
|Wrist strap material: Thermoplastic polyurethane|
|Weight and Size||Band total Wide: 18 mm|
|Adjustable length: 155-216mm|
|Alloy Body Dimension (L x W x H): 17.9 x 46.9 x 12mm|
|Product weight: 22.1g|
0.95″ AMOLED Screen Bigger & Color Display
All new various user interface, Supports a wide range of motion modes
smoother and simplified touch screen experience, support brightness adjust mode
Not only the brightness is increased, but the display area is increased by 39.9%, view more information at first sight
Caller ID, see information , WeChat red envelope, time reminder, Instant message display
Accurately record sleep information every night, Date analysis such as deep sleep and low heart rate, Help you adjust your sleep habits
Sleep monitoring | Bracelet alarm clock | Mi Fit APP
24-hour heart rate warning
Ready for busy urbanites, when the heart rate is too high, the vibration reminds you to pay attention
20days long battery life for the mi band 4 standard version
Multi-color wrist band is optional, soft skin-friendly material, comfortable to wear
4 GREAT REASONS TO BUY FROM US:
- Over 37,000 happy customers worldwide
- Real people on our support team ready to help
- We proudly offer a full satisfaction guarantee. Our highest priority is to make you happy, so every order comes with a 60-day money back guarantee!
- 100% Safety & Security Guaranteed. At smarttecshop.com, we take your security and privacy very seriously. Shop safely using the world’s most popular and trustworthy payment methods!
BUY WITH CONFIDENCE
We truly believe in the best customer support, meaning we will do whatever it takes to make sure you have a positive purchase experience. We respond to emails within 24 hours and always make sure all your concerns are answered ASAP.
- Easy Returns. All our products are backed with 60-day money back guarantee. Just contact us and we will refund the purchase price.
- Risk-Free Purchase: Our Buyer Protection covers your purchase from click to delivery so you can shop with peace of mind.
- 100% Satisfaction Guarantee: All our products are backed with 60-day money back guarantee. If for any reason you’re not completely satisfied with your purchase, contact us for a product refund. We’ll be more than happy to assist you.