Pebble Steel
Tech specs 
SizeCase diameter: 57.5 mm
Case thickness: 10.5 mm
MaterialCorning Gorilla Glass and your choice of a brushed stainless steel or PVD finish. Each Pebble Steel comes with a leather band.
ChargingTime series cable
BatteryLithium Ion
Battery lifeUp to 7 days
Water-resistance50m (5 ATM)
Weight56 grams
SensorAccelerometer, ambient light sensor, magnetometer
DisplayBlack and White ePaper
Screen size144 x 168 pixels
ColorsBrushed Stainless Steel, Black Matte
OtherPLATFORM: Pebble OS
PROCESSOR: ARM Cortex M4
MEMORY: 800kB storage, 256kB + 4kB Backup internal RAM
CONNECTIVITY: Bluetooth
Activity tracking 
StepsYes
DistanceYes
Calories burnedYes
ActivityYes
Floors
SleepYes
Heart rate
Stress & recovery
Pulse Ox
Respiration rate
UV exposure
Skin temperature
Galvanic skin response
Hydration level
Calorie intake
GPS
Running features
Swimming features
Other
Non-fitness functions 
Smartphone notificationsYes
On-board music storage
Connected pay
LTE
Links 
Affiliate link*Amazon
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