Features: ABS Charging adapter for Sense, Sense 2, Versa 3, and Versa 4 models. The black magnetic charging cable deliver a fast, stable charge to your smartwatch. Easily connection lightweighted charging adapter for a quick powering to your smartwatch. Charging head with chip, can extend the life of the bracelet, charging time in 80 minutes better result. For your bracelets battery life, it is strictly prohibited to insert the mobile phone charging head to charge, please connect the bracelet to the charging cable and then insert it into the computer or laptop USB port to get electricity.. Specifications: Size：about 4cm/1.57in Type: Charging Adapter Only/ Charging Adapter with USB C Cable Package Includes: 1Set Charging Adapter (Optiuonal Package) note: Due to problem of lighting effect there might be tolerances in product, please understand. Please allow 0-1cm error due to the measurment.