Quick charge:Quick charge, the charging time is less than 2.5 hours, which greatly saves time. Note: The charger uses the original adapter or other 5V/2A adapters to work faster and more efficiently | Safety charging protection:The charger has built-in over-current, over-voltage, short-circuit, and over-temperature protection, so you don’t have to worry about heating when the charging time is too long | Lightweight and compact:Reliably charge your Apple Watch anytime, anywhere. Accompany you on business trips, holidays and all trips without taking up storage space | Strong magnetic adsorption:Easily dock your Apple Watch. Allows you to freely adjust the angle and will not easily move the charging position | Perfect compatibility:Compatible with the entire Apple Watch series, including models 5, 4, 3, 2, 1, and all screen sizes (38mm, 40mm, 42mm, 44mm)