Vastar 3Pcs Replacement USB Charger Charging Cable for Fitbit Charge HR Band Wireless Activity Bracelet (1m + 1m +27cm) Extra Replacement Charging Cable to Give Your Fitbit Charge HR Wristband a Boost in the Office,at Home, in Car or in Travels,only Work for The Fitbit Charge HR, NOT for any other models 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 Fast Charging Speed. Hook it up to the USB power source on PC,laptop, notebook to experience stable and rapid charging speed Durability. Certified by FCC and RoHS, it still keeps in good condition after 1000+ times insertion-and-extraction tests 100% New and High Quality. You can always connect Fitbit Charge HR;You will get 2Pcs 1m and 1Pcs 27cm Replacement Charger Cable for Fitbit Charge HR