General Info and Specifications
Sensors andComponents
Fitbit Charge 6 contains the following sensors and motors:
l Optical heart-rate tracker
l Multipurpose electrical sensors compatible with the ECGapp and EDA Scan
app
l Red and infrared sensors for oxygen saturation (SpO2) monitoring
l 3-axis accelerometer, which tracks motion patterns
l Ambient light sensor
l Built-in GPSreceiver + GLONASS + Galileo, which tracks your location during
a workout
l Vibration motor
Materials
The housing on Charge 6 is made of anodized aluminum and surgical-grade
stainless steel. The band that comes with Charge 6 is made of a flexible, durable
silicone similar to that used in many sports watches. While all stainless steel and
anodized aluminum can contain traces of nickel, which can cause an allergic
reaction in someone with nickel sensitivity, the amount of nickel in all Fitbit
products meets the European Union's stringent Nickel Directive.
Wireless technology
Charge 6 contains a Bluetooth 5.0 radio transceiver and NFCchip.
Haptic feedback
Charge 6 contains a vibration motor for alarms, goals, notifications, reminders, and
apps.
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