Austrake Replacement Charger Cable With Restart Button For Fitbit Alta Smart Fitness Watch Restart Button really makes it suitable and convenient for users to use Fitbit Alta . 100% New and High Quality. You could always connect Fitbit Blaze and will have a wonderful experience. Compact and lightweight design makes your Smart Watch charging become more convenient and portable. Voltage Regulator (PTC) Inside: Prevent your Fitbit Alta from being damaged by overcurrent when Connected to USB Power Source on PC, Mac, Laptop or Notebook. WARM NOTE: This cable charger only works for the Fitbit Alta, NOT for the Fitbit Flex/Charge/Surge/Force/One/HR.