Nike Plus Fuelband SE
Tech specs 
SizeSmall (147 mm circumference), Medium/Large (172 mm circumference), and Extra Large (197 mm circumference).
MaterialSilicone
ChargingUSB
Battery2 internal lithium polymer batteries
Battery lifeUp to 4 days
Water-resistanceSplash proof
Weight27-33 grams
SensorTriaxial accelerometer
DisplayLED
Screen size
ColorsBlack/Volt, Black/Black, Black/Pink Foil, Black/Total Crimson
Other
Activity tracking 
StepsYes
DistanceYes
CaloriesYes
ActivityYes
Floors
Sleep
Heart rate
Vo2Max
Stress & recovery
UV exposure
Skin temperature
Galvanic skin response
GPS
Running features
Swimming features
Smartphone notifications
Other Measures your everyday activity and turns it into NikeFuel, a universal metric of activity.
Links 
Affiliate link*Amazon
Read more
*Disclosure: We are a professional review site that receives a small commission from sales of certain items, but the price is the same for you. See our affiliate disclosure page for more details.
**Manufacturers may update tech specs of their devices over time. While we cannot guarantee that the information on Gadgets & Wearables tech specs pages is 100% correct, we promise to review this content regularly and do our best to bring you the most precise information. To be absolutely sure of tech specs of a particular device, we recommend checking the manufacturer’s website.