Features: Anti-interference: data synchronization can be achieved, with good anti-interference performance. Built-in magnetic- module, it can be fixedly charged when put down. Easy to use: compact and portable design, suitable for travelers and business users. Lightweight and portable: Lightweight and compact design, easy to carry. Make charging easier: Provide you with an efficient and stable charging experience. Safe and practical: the charger has output short circuit for protection, overvoltage and overload filter for protection. Super-strong magnetic adsorption, unlimited non-twisting, fast identification and charging, and one-touch charging. Specifications: Input current: 5V/1A (maximumly) Output current: 5V 5W (maximumly) Charging time: about 2-2.5h Material: ABS+PC Size: Approx.6x4x1.2cm/2.36x1.57x0.47inch Color:White/Black for Watch7/6/5/4/3/2 Package Includes: 1x USB Watch Charger note: 1.Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. 2.Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thanks for your understandings.