Martian Notifier
Tech specs 
Size43mm diameter, thickness 13mm, 22mm thick Silicone strap
MaterialPlastic, stainless steel cover
ChargingYes
Batterylithium polymer rechargeable battery
Battery life5 days of use time (separate analog watch battery will run for up to 2 years)
Water-resistanceIP67-certified dust and water resistant
Weight52 grams
Sensor3-Axis Accelerometer
DisplayGraphic OLED in combination with analog display
Screen size38mm diameter, 96 x 16 pixel
ColorsBlack, White, Red
OtherPLATFORM: N/A
PROCESSOR: N/A
MEMORY: None
CONNECTIVITY: Bluetooth
Activity tracking 
Steps
Distance
Calories burned
Activity
Floors
Sleep
Heart rate
Vo2Max
Stress & recovery
UV exposure
Skin temperature
Galvanic skin response
Hydration level
Calorie intake
GPS
Running features
Swimming features
Other
Non-fitness functions 
Smartphone notificationsID, SMS, e-mails, social media posts, fitness stats, news and sports headlines to other alerts from compatible Android and iOS phones
On-board music storage
Connected pay
Links 
Affiliate link*Amazon
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