Smart Bluetooth Heart Rate Monitoring sports wristband

New X7 Smart Bluetooth Heart Rate Monitoring sports wristband  
Name:smart sports wristband
SKU:ZD-X7
Heart rate function: dynamic heart rate monitor,accuracy rate is more than 96%
battery: 80mAh Lithium polymer battery
display screen: 0.66 OLED display screen
motor: vibrating columnar motor
length of strap: 200mm-250mm
width of strap: 18mm
package size: 85*125*40mm
strap material: TPSIC
buckle material: Aluminum
Shell material: PC
standby time: 15-20 days
Charge mode: charge by charge clip
waterproof: IP67
weight: 22g
package:100
accessories: 1X wristband, 1X charge clip, 1X manual
OS requirement: IOS 7.0 above/Android 4.3/Bluetooth 4.0
color: black,blue,purple,green,orange

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