User manual

General Info and Specifications
Sensors
Fitbit Ace contains the following sensors and motors:
l A MEMS 3-axis accelerometer, which tracks motion patterns
Materials
The wristband that comes with Ace is made of a flexible, durable elastomer material
similar to that used in many sports watches. It does not contain latex.
The clasp and housing on Ace are made of surgical-grade stainless steel. While all
stainless steel contains traces of nickel and 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
Ace contains a Bluetooth 4.0 radio transceiver.
Haptic feedback
Ace contains a vibration motor for alarms, goals, notifications, and reminders.
Battery
Ace contains a rechargeable lithium-polymer battery.
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