TUSITA Jawbone UP2 UP3 UP4 Charging Cable, Replacement USB Charge Charger Wire Cord Data Sync Jawbone UP2 UP3 UP4 Bracelet Compatible with: Jawbone UP2 UP3 UP4 Fitness Tracker - Data Sync is available FRIENDLY TIGHT CONNECTION DESIGN - This Charging cable in marker are not loose for your fitness tracker- they are sturdy, do not fall out. That is why we adopted tight connection design, which helps keep the charger in place for a reliable charging FAST CHAEGE & STABLE PERFORMANCE - Our Charging cable can be connected to USB power source on PC, laptop, notebook, because this charging method can provide high efficiency and high stability charging experience for you OVER-VOLTAGE & OVER-CURRENT PROTECTION - Our Charging cable provides fast and stable charging speed. Made of over- voltage and over- current protection, they will protect your fitness tracker from being damaged when charging Packaging included: 2 * Charging Cable (10cm)