Fitbit Alta USB Charger Unique Clipping Replacement Charging Cable Cord for Fitbit Alta Wristband Only for Fitbit Alta Wristband Bracelet Size: charger long : 27.5 cm, clip long: 3.5cm, width: 2cm, high: 2.3cm 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 Inclede: 1*USB Clip Replacement Charger