Charging Cable for Fitbit Charge HR, YSSHUI 2Pcs Replacement USB Charger Cable Cord for Fitbit Charge HR Band Wireless Activity Bracelet - 30cm This Cable only work for the Fitbit Charge HR, not for any other Fitbit model. Only fit for Fitbit Charge HR charging, no reset function. 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. Replacement for lost or damaged cables and to give your Fitbit Charge HR wristband a boost in the office,at home or in travels. Package Include: 2Pcs 30cm Replacement Charger Cable for Fitbit Charge HR.