Under Armour SpeedForm Gemini 2
TECH SPECS 
DescriptionTheUA SpeedForm Gemini 2 RE (Record Equipped) is Under Armour’s first-ever smartshoe. Built with form-fitting UA SpeedForm upper and ultra-responsive Charged Cushioning—it has a built-in sensor chip that connects to the UA MapMyRun app.
Battery3 year battery life
RechargeableNo. The battery is optimized to outlive the shoe and is not replaceable.
Water resistanceThe electronic housing is waterproof and will not be damaged when the shoe gets wet.
Sensors3-axis sensor
Sensors on both feetYes
Other- Sensor has built-in storage that can hold up to five workouts before you need to sync.
- The shoe also keeps track of its own lifespan by tracking every step you take and every workout you complete. When you reach 400 miles, we’ll send you a notification that it’s time to replace your shoes.
FUNCTIONS 
Activity trackingDistance, speed, stride length
Real time dataYes
OtherIf tracking with MapMyRun app, you will get graphs displaying cadence, elevation and pace.
LINKS 
View onAmazon
Amazon US rating3.6 out of 5 stars
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