Alta HR Charging Cable This is the a third party charger cable with High quality and safety, it can be use as a replacement or spare charging cable. Compatible Watches: Compatible with Fitbit Alta HR Specification: Input: 5V/0.5-1A Material: ABS Cord length: 1m/3.3ft Come with adapter: No Packge Inludes: 2 x charging cable for Alta HR Please Note: 1. We suggest to use computer, laptop, power bank or USB adapter (5V-1A) to charge. 2. The charger is not compatible with Fitbit Alta.