Features: - Replacement USB Charger Charging Cradle Dock Cable Adapter for Fitbit Alta HR Heart Rate + Fitness Wristband. Not fit for Fitbit Alta Smart Watch. - 100% Brand new and high quality. ONLY Fitbit Alta HR USB (Charging cable included). Fitbit Alta HR Heart Rate + Fitness Wristband is NOT included. - Compact and lightweight, unique Clip Design, make your Smart Watch charging become more convenient. - Power protection - Short circuit protection. - Reset Function - With a RESET BUTTON on one end of the USB charger. - Charge Time: Appr. 1.5 hours(under shut down state) - Input: 5V / 1A - Output: 5V / 100mA - Material: ABS Plastic Dock and TPU cable - Cable length: 1000mm(3.3ft) Reset Operation: * Connect one end of the USB charger to a USB slot of a computer or any USB adapter, the other end to your Fitbit Alta HR Smart Fitness Tracker. * Quickly click the reset button on another end of the USB charger 3 times within 8 seconds, your Fitbit Alta HR Smart Fitness Tracker will get restarted.(This function is against a system crash)