Heart Rate Smart Band Watch A16 Sport Intelligent Bracelet Activity Wearable Device IP67 Waterproof Swim For iOS Android Xiaomi

Heart Rate Smart Band Watch A16 Sport Intelligent Bracelet Activity Wearable Device IP67 Waterproof Swim For iOS Android Xiaomi

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Product Description

Main Features:
BLE 4.0
Low-consumption, long standby time, you can use it for 30 days at most
Heart rate monitor
With professional ADI heart rate sensor, it will calculate your heartbeat by green LED light
SUOTA function
You can use it to update the wristband’s hardware via the APP
Information remind
Remind you to view the call, SMS, QQ, WeChat, etc.
Sleep monitor
When you start to fall asleep, it will record your sleeping conditions, and wake you up by vibration
Shake it to take photos
Convenient to remote camera, record precious moments
0.42 inch OLED screen
Working time: about one week
DA14580 chip
IP67 waterproof grade
APP download
You can search the APP name called “DayDay Band” in the App Store or Google Play
Support OS
Support Android 4.4, iOS 7.0 and above systems
0.42 inch OLED screen Bluetooth version: Bluetooth 4.0
Waterproof: Yes
IP rating: IP67Bluetooth calling: Caller’s name display,Phone call reminder
Messaging: Message reminder
Health tracker: Heart rate monitor,Pedometer,Sedentary reminder,Sleep monitor
Remote control function: Remote Camera
Notification: Yes
Notification type: Wechat
Anti-lost: Yes
Other function: AlarmScreen: OLED
Operating mode: Touch ScreenType of battery: Li-ion Polymer Battery
Battery Capacty: 60mAh
Charging time: About 60mins
Standby time: About 30 daysPeople: Female table,Male tableShape of the dial: Rectangle
Case material: Aluminium Alloy
Band material: TPUCompatible OS: Android,IOS
Compatability: Android 4.4 / iOS 7.0 and above systems
Available color: Black,Blue,Green,Pink,PurpleDial size: 6 x 1.4 x 1.02 cm / 2.36 x 0.55 x 0.4 inches
Band size: 23.65 x 1.4 cm / 9.31 x 0.55 inches
Wearing diameter: 16.5 – 22.2 cm / 6.50 – 8.74 inches
Product size (L x W x H): 23.65 x 1.40 x 1.02 cm / 9.31 x 0.55 x 0.4 inches
Package size (L x W x H): 14.68 x 8.87 x 3.63 cm / 5.78 x 3.49 x 1.43 inches
Package weight: 0.149 kgPackage Contents: 1 x A16 Smart Watch, 1 x Chinese and English User Manual, 1 x Charging Cable

Item Specifics

Brand Name: 
 Passometer,Fitness Tracker,Sleep Tracker,Message Reminder,Call Reminder
Application Age Group: 
 All Compatible
 On Wrist


We are proud to offer international shipping services that currently operate in over 200 countries and islands world wide. Nothing means more to us than bringing our customers great value and service. We will continue to grow to meet the needs of all our customers, delivering a service beyond all expectation anywhere in the world.

How do you ship packages?

Packages from our warehouse in China will be shipped by ePacket or EMS depending on the weight and size of the product. Packages shipped from our US warehouse are shipped through USPS.

Do you ship worldwide?

Yes. We provide free shipping to over 200 countries around the world. However, there are some location we are unable to ship to. If you happen to be located in one of those countries we will contact you.

What about customs?

We are not responsible for any custom fees once the items have shipped. By purchasing our products, you consent that one or more packages may be shipped to you and may get custom fees when they arrive to your country.

How long does shipping take?

Shipping time varies by location. These are our estimates:
Location *Estimated Shipping Time
United States 10-20 Business days
Canada, Europe 10-20 Business days
Australia, New Zealand 10-30 Business days
Central & South America 15-30 Business days
*This doesn’t include our 2-5 day processing time.

Do you provide tracking information?

Yes, you will receive an email once your order ships that contains your tracking information. If you haven’t received tracking info within 5 days, please contact us.

My tracking says “no information available at the moment”.

For some shipping companies, it takes 2-5 business days for the tracking information to update on the system. If your order was placed more than 5 business days ago and there is still no information on your tracking number, please contact us.

Will my items be sent in one package?

For logistical reasons, items in the same purchase will sometimes be sent in separate packages, even if you've specified combined shipping.

If you have any other questions, please contact us and we will do our best to help you out.


Order cancellation

All orders can be cancelled until they are shipped. If your order has been paid and you need to make a change or cancel an order, you must contact us within 12 hours. Once the packaging and shipping process has started, it can no longer be cancelled.


Your satisfaction is our #1 priority. Therefore, if you’d like a refund you can request one no matter the reason.

If you did not receive the product within the guaranteed time(45 days not including 2-5 day processing) you can request a refund or a reshipment.

If you received the wrong item you can request a refund or a reshipment.

If you do not want the product you’ve receive you may request a refund but you must return the item at your expense and the item must be unused.

  • Your order did not arrive due to factors within your control (i.e. providing the wrong shipping address)
  • Your order did not arrive due to exceptional circumstances outside the control of PhoneDistrict (i.e. not cleared by customs, delayed by a natural disaster).
  • Other exceptional circumstances outside the control of phonedistrict.com

*You can submit refund requests within 15 days after the guaranteed period for delivery (45 days) has expired. You can do it by sending a message on Contact Us page

If you are approved for a refund, then your refund will be processed, and a credit will automatically be applied to your credit card or original method of payment, within 14 days.


If for any reason you would like to exchange your product, perhaps for a different size in clothing. You must contact us first and we will guide you through the steps.

Please do not send your purchase back to us unless we authorise you to do so.