product parameter Product color:Black Length: 50cm/1.7feet Material: Wire:100%Pure copper wire Probe:Gold plating process Spring:Nickel plating process Charge Time: 1 hour and 20 minutes Input: 5V/0.5-1A. Easy to Use Clip and plug, clamp the watch and connect another end to USB port to get your versa 3 / sense smart watch charged. 1.7 feet cable is convenient to carry.It is perfect for traveling. Safe Design Multi-protect safety system offers you safe charging environment,such as built-in over current, over voltage, short circuit and over temperature protection. Efficiently prevents your versa 3 watch from over charge, over voltage and over current. With Strong Magnetism & Force of Attraction You do not have to worry they will loose or fall out, That is why we adopted tight connection design, which helps keep the charger in place for a reliable charging. Long-Lasting Special Strain Relief Support design, can bear 5000+ bending test, protector the most vulnerable joint of the Fit versa 3 charging cable. The Charging Cable Compatible model --Fit for Versa 3 Smartwatch launch in 2020 --Fit for Sense Smartwatch released in 2020 Note 1.Using the charging cable with built-in chip, can effectively prolong the service life of watch 2.Limit recharging time to 100 minutes is appropriate. 3.Charging your watch before the battery runs down. 4.Don't use the cell phone charger, please connected to USB Power Source on PC, Mac, Laptop or Notebook for more stable voltage. 5.Only compatible with Fit VERSA 3 and Sense Watch. Not for other models.Please do not use fast charging adapter. If you connect it to the adapter, the electric current must not exceed 1A and the Voltage does not exceed 5V. 6.Versa 3 / Sense Fitness Tracker is Exincluded. What’s in the box?2 X 1.7FT Charger Cable for Versa 3/Sense