Welcome to Mixblu store Details about Mixblu 1 pack repalcement charger for Fitbit Inspire 2/Ace 3 Fitness Tracker. Compatible Models Only Compatible for Fitbit Inspire 2/Ace 3. Features Input: 5V/1A Output: 5V/0.5A Cable type: Type A Cord length: 3.3ft/1m Attention Please use a suitable charging adapter, the voltage must not exceed 5V, current must not exceed 2A. Package Includes 1 Pack tested charging cables for Inspire 2/Ace 3 Smartwatch. Precautions before installation 1. This charging cable is only compatible with the Fitbit inspire 2/ace 3 smartwatch 2. To ensure stable power delivery and device safety, the recommended charging sources are a computer's USB port, a laptop, or a power bank. 3. The use of AC wall adapters with an output greater than 5V/1A is not advised, as it may cause permanent damage to your Fitbit inspire 2/ace 3 device.