Device model: M4
Battery: 90mA Polymer Lithium-ion
Charging Time: 2 hour Using Time:about 7 days Standby Time: about 15 days
Waterproof: Life Waterproof
Compatible system: for IOS8.0 and above,for Android4.4 and above
Synchronization Range: 3m(theoretical rang is 10m without any interference)
Main functions: heart rate monitoring, step counting, calorie burning, distance, RTC display, automatic sleep monitoring, call reminder, information push, alarm reminder, anti-lost, remote control, etc.
Waterproof and dustproof: sweatproof, rainproof, splashproof
Display screen size: 0.96 inches
Screen type: TFT
Connection parameters: Bluetooth Low-power Bluetooth 4.0 synchronization
Other parameters: appearance material TPU
Product net weight: 22g
Product color: black, blue, red
Other features: touch screen: full touch screen
Control mode: button switch
Data Storage: Record 7 days of detailed exercise data
Battery type: polymer lithium battery
Charging method: USB charging cable
1* M4 smart bracelet
1* Charging cable
1* Instruction manual
1. All items will be arranged shipping within 3 business days after receiving cleared payment.
2. Please check out the your detailed address and contact number carefully before submit your order.
3. We usually offer Aliexpress Standard Shipping, ePacket, EMS, DHL, DPEX, and so on.
1.We do our best to serve our customers the best we can.
2.We will refund you if you return the items within 7 days of your receipt of the items for any reason.However,the buyer should make sure that the items returned are in their original conditions.If the items are damaged or lost when they are returned,the buyer will be responsible for such damage or loss,and we will not give the buyer a full refund.The buyer should try to file a claim with the logistic company to recover the cost of damage or loss.
3.The buyer will be responsible for the shipping fees to return the items.
Your satisfaction is our goal,please leave 5 star feedback .Much appreciation in advance.Please contact with us before leave Neutral feedback or Negative feedback,we’ll help you solve all the problem.Otherwise we will not provide technical support, or other solutions.
Pls. contact us if any problems, thanks
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.
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.
Yes. We provide free shipping to over 200 countries around the world. However, there are some locations we are unable to ship to. If you happen to be located in one of those countries we will contact you.
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.
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.
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.
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.
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, you can request a refund or reshipment for ordered products if:
We do not issue the refund if:
*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.
A few reasons why buy from us: