Thanks to the design compact and at the aligned poles, the terminals interface automatically. You can maneuver it with one hand so as to reduce physical damage to the charging port. It has been tested 30,000 times, the magnetic coupling simplifies the refill operation.  Using extremely strong magnets, it does not fall easily while charging. Damage is reduced if you pull the cable violently during use. C compatible with micro USB (present in the most popular Android phones and tablets like Samsung, Huawei, HTC, Google, Blackberry, etc. .) Cable length: 1 meter Color: white