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Cellay Smart Bluetooth Activity Tracker For Android IOS,Real Time Hear

A smart Heart Rate Monitor bracelet on your wrist

Heart Rate Monitor:
The fitness tracker calculate heart rate by green LED light and sophisticated algorithms.
Calculate the maximum heart rate by the commonly used formulas: 220-age
Less than 50% of maximum heart rate: Not as exercise
50%-69%: Fat burning. Medium-low exercise grade. Suitable for new exerciser
70%-84%: Aerobic exercise for a long time. Help to enhance the cardiopulmonary and vessel function.
Larger than 85%: High intensity exercise grade.

Record your activities:
Once the fitness monitor connected to smartphone, it will record and analyze your activities and sleep status automatically.
7 Modes displayed on device screen: Time, heart rate, step distance, calories. Alarm and Find phone mode displayed after switch turn on in the APP.

Core parameter:
CPU: Nordic Nrf51822
HR Sensor: Silicon labs Si1142
Host weight: 25 g
Battery capacity: 60mAh
Data Sync: Bluetooth 4.0
Waterproof: not for swimming or diving
Standby time: 15days & above

Cellay Smart Bluetooth Activity Tracker For Android IOS,Real Time Heart Rate Monitor Bracelet Features

  1. Turn over wrist to show time and remotely control your phone camera when the APP program stars.
  2. Silent vibration to remind you the call,message,alarm,sedentary and support anti-lost function.
  3. Fitness tracker record your activity--heart rate,steps,distance and calories.And record your last exercise data.
  4. 0.8 OZ ultralight design,soft adjustable straps and 15 days above standby time,suitable for exercise and daily wearing.

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Price: $23.99

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