Fitbit Charge Hr Charger,CFX 3.3 Ft Replacement USB Charging Cable for Fitbit Charge Hr Wireless Activity Wristband Extra Replacement Charging Cable to Give Your Fitbit Charge HR Wristband a Boost in the Office,at Home, in Car or in Travels. 3.3 Ft Fitbit Charge HR Charging Cable allows you to comfortably charge your Fitbit at your work desk or on your night stand. Voltage Regulator (PTC) Inside: Prevent your Fitbit Charge HR from being damaged by overcurrent when Connected to USB Power Source on PC, Mac, Laptop or Notebook. No computer? No problem! Our charging cable comes with a UL Certified Wall Adapter so you can charge your Fitbit Charge HR wherever, whenever! NOTE: Only Work for The Fitbit Charge HR, NOT for any other models.