Bracelet D21 Bluetooth Bracelet Smart Watch Swimming Waterproof Heart Rate Monitor Bracelet Pedometer Touch Key Bracelet For Android and iOS


Product parameters:
Main chip models: nRF51822 (Cortex M0 16MHz)
Life waterproof
Acceleration sensor: triaxial accelerometer
Display: OLED 0.66 inch 64x48 Dots
Vibration motor: cylindrical vibration motor
Heart rate monitor
Key way: touch keys

product features:
Walking steps: record day walking steps
Walking mileage: Record day walking mileage
The exercise time: recording time your day movement
Consumption of calories: Displays calories you consume day
Sleep Records: Monitoring the quality of sleep you all night .
Calls to remind: important calls / SMS alert
Heart Rate Detection: Supports real-time monitoring of heart rate and electrocardiogram

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About US

CBP(China Bluetooth Products) Company specialized in designing and developing innovative wireless products
especially Bluetooth products, which are hot selling all over the world. The team of CBP have at least 6 years’ experience
in the Bluetooth wireless field. Our target is to supply the best quality with the lowest price to our customers.  
Our global service network and its trained engineers and service personnel are at your service 24 hours a day
throughout the year over the globe.7*24 Service Support ensure precise, quick and efficient support to our customers.

 

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Customer Service
We offer 7/24 fulltime service. Please feel free to contact us if you have any questions concerning our products. 
Your inquiry will be replied within 12 hours.

Contact Us
If any question or inquiry, please feel free to contact us via message or Email. We'll reply to you within 24 hours in working days. Thanks