Magnetic Charge Dock compatible with Fitbit Inspire Inspire HR1. compatible with Fitbit inspire inspire HR charging cable2. Comes with a step-down chip, does not loose, does not fall off3. Please use the charging cable with chip to extend the life of the bracelet!4. The charging time is full compatible with 2 and a half hours.5. Don't wait until the wristband is completely dead.6. It is recommended to use the laptop USB interface or the computer USB interface compatible with direct charging, because their voltage is 7. More stable Note: compatible with the life of your wristband battery, it is compatible withbidden to insert the charging head of the mobile phone. Please connect the charging cable to the computer and plug it into the computer or The laptop USB port gets power.