Feature●spare chargers compatible with fitbit versa 3 / fitbit sense smartwatch, support more than 2000 times repeated insertion-and-extraction test, ensure a longer lasting product lifespan.●features with complete charge and sync compatibility, offers a fast original charging speed. High-quality copper wires ensures stable performance and strong adaptability.●built-in safeguards, keep your versa 3s battery against overcharge, overcurrent and overvoltage protection, temperature control and foreign object detection ensures devices safety.●replacement charger cable to give your (compatible with) fitbit sense a boost in the office, at home, in car or in travels; Only compatibel with fitbit versa 3 / fitbit sense, not for other models.●through the USB connector into your wall charger, car charger or computers, suggest connect to power source such as PC for a high efficiency and high stability charging experience.Description