Mini & Easy To Carry: Easy to carry when going out. When going out and traveling, backup is a good choice.You can charge it at home, in office, in car or on travel. Make your smartwatch charging become more convenient. Wide Compatibility:This charger is Compatible for most electronic products that use magnetic charging, such as smart small appliances such as Smart watch / Smart glasses / Fitness Tracker,The distance between the two points at the center of the charging contact is 7.62mm（Before buying, please measure the distance between the two points of the center of the charging contact of the watch, The distance between the two points of the charging contact can be ± 0.2 mm） Strong Magnetic Charging:Built-in pure copper probe, this USB charging cable comes with solid magnetic power. It can fast automatically adsorb the watch to charge. Upgraded magnet enhances the charger's efficiency and speed. The magnetic design also won't damage your smartwatch. Fast Charge: Easy to charge through the USB power source on PC, laptop, wall mount, etc, which can give you a high efficiency and high stability charging experience. Note; If this product cannot charge your device, Please to use a tool to remove the two magnets on the charger to swap positions(Because the positive and negative poles of the charging contacts of some electronic devices are opposite). This charger can be used normally after changing the position of the magnet.