Compatibility: this charger is specially designed for samsung galaxy gear s3, frontier and classic, which is not suitable for other devices.
Charging method: sensing mode with magnets.
Power protection inside (ptc): keep your samsung galaxy gear s3 safe from over-current or over-charging when connected the power source.
High charging speed: it is made of great materials to make sure that it charges the watch quickly, efficiently and the most important - safely.
Compact & portable: this charger is light in weight and compact in size, which is portable and especially convenient when you are on travelling and business outside.