Specification:
Compatible: iOS 7.0 and above; Android 4.3 and above 
Function: Passometer,Fitness Tracker,Sleep Tracker,Message Reminder,Call Reminder,Heart Rate Monitor

*Host Dimensions: 47*23*11mm
*Product Weight: 25g 
*Host Matieral : PC
*Band Length: 215mm
*Bracelet Stuff: TPU
*Strap Installation: Replaceable
*Strap Color: black
*Water level: IP65
 
*Master: Coretex M4 core
*Bluetooth : BT4.0
*RAM: 4M
*Accelerometer: triaxial accelerometer
* Heart Rate sensor :PPG
*display blue OLED 64*64
*vibration motor : cylindrical motor
*key way: touch buttons
 
*battery: polymer
*capacity: 110mah
*charging : clip charge
*power requirements 5V 1000mah
*charing duration : 1c charge 1-2 hours
*standby time: maximum 5 days
*continuous heart rate :12-18 hours
 
*clock and date: demand and mobile phone sync
*pedometer: stand by 
*calories : stand by
*course: stand by
*resetting heart rate : stand by
*dynamic heart rate: 15 km of the largest rhythmic movement
*heart rate trainning : heart outline
*fatigue monitoring : can manually measure fatigue
*motion detection: offline monitoring movement  (including heart rate)
*PSG: off line monitoring of sleep (includinging heart rate)
*silent alarm (can be customized): phone side setting, bracelet end reminder (icon form can be customized)
*calls to remind : call id , call name
*SMS alerts : can display conetent
*micro channel interface: deb ing , does not support
*data storage: 30 days of daily data , 20 sports and sleep time is tored  each time up to 12 hours 

Package:
1*JW018 BT4.0 Smart band bracelet Wristband

1*user manual

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• World wide Free Shipping
• We will use EMS, DHL or UPS when Order Total Value more than 200USD: Arrive in 4-8 Business days, Usually within 5 business days. tracking Number is available.
• Within 200USD (More than 15USD), order to United States, Canada, United Kingdong, France, Australia, Russia, we will send it for you by epacket (EMS), which always just needs 7-15 business days to arrive for the first four countries; Australia needs 10-20 business days to arrive; Russia needs 15-30 business days to arrive.tracking Number is available.
• Within 200USD (More than 15USD), order to other countries, it will be sent out by Singapore Airmail post or China Airmail post, which always needs 10-25 business days to arrive, usually needs 15 business days.  tracking Number is available.
• For order value less than 15USD, we will use China Airmail post, which always needs 10-25 business days to arrive, tracking Number available.

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Returns:
We do our best to serve our each customer the best that we can.
We will refund you for items returned within 7 days of you receiving them, for any reason. A full refund will be given if items are returned in their original condition.

Merchandise which is damaged or missing components is not refundable.
Buyers are responsible for return shipping with proper packaging.
On receiving items, we will refund you immediately.
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Warranty & Maintenance:
We provide 1 month replacement and 12 months maintenance warranties. Items can be replaced during the first month or maintained for the first year.
Buyers are only responsible for the return shipping fees for warranty items.(In most cases, buyer will only have to return the problem components rather than the entire package.). 

Before returning items, please contact us to get our return address, and write “gift” on the delivery detail sheet. Please use regular postal service and send us the tracking number. As soon as we receive the items, we will repair or exchange them ASAP.
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Bulk Orders
We are a wholesale distributor and bulk orders are welcomed. 
We are happy to accept your inquiry and quote the best prices.