Scosche Rhythm+
TECH SPECS 
SizeWorn on the upper or lower arm. Adjustable straps. One size fits all.
ChargingUSB
BatteryLithium
Battery lifeup to 8 hours
Water resistanceIP67 (sweatproof)
Weight22 grams
SensorHeart rate sensor
ConnectivityBluetooth (100 ft range)
Internal storageNo
METRICS 
Heart rateYes
Heart rate variabilityNo
Running metricsReal-time heart rate data.
Swim statisticsNo
OtherWorks with many fitness apps.
LINKS 
View onAmazon
Amazon US rating4.3 out of 5 stars
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