Jawbone UP4 Charger, Lucco Replacement Charging Stand Station for Jawbone UP4 UP3 UP2 Activity Sleep Tracker Compatible with Jawbone UP4 UP3 UP2 only Charger for holding your Jawbone UP2 UP3 UP4 on the stand. Simply place the UP2 UP3 UP4 on the stand and easy to charge Micro USB interface, magnetic charge, easy to snap your Jawbone into it Precise cutout and design, fits your UP2 UP3 UP4 perfectly Heavy enough make sure your UP2 UP3 UP4 won't fall over