Alex Posture Tracker
Tech specs 
Size100-170mm x 105-160mm (W x L)
MaterialSensor case : Skin wearable bio-compatible (ABS) Legs : Squeezable and stretchable (Silicon with metal wire inside)
Chargingmicro USB cable
BatteryLithium Polymer (110mAh)
Battery lifeUp to 7 days (10hours per day) on single charge.
Water-resistanceNo
Weight25 grams
Sensor3-axis accelerometer
Display
Screen size
ColorsBlack
Other
Activity tracking 
Steps
Distance
Calories
Activity
Floors
Sleep
Heart rate
Vo2Max
UV exposure
Skin temperature
Galvanic skin response
GPS
Running features
Swimming features
Smartphone notifications
Other - Beat neck pain ALEX accurately measures your neck angle and head position to prevent 'text neck'
- ALEX gently vibrates when you slouch into poor posture, coaching you toward pain-free posture
- ALEX tracks your progress over time and monitors your posture in real time via mobile app
Links 
View onAmazon
Amazon US rating3.5 out of 5 stars
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