The OMNIA A1 perfectly complements your Apple Watch. It's easy to use! Simply plug directly into any powered USB-C device. No cable, no clutter. With a strong magnet that keeps the Apple Watch in place at all times. It's case-friendly so you won't have to remove the protective case while charging your Apple Watch. This charger is very small and portable so you can take it anywhere with you. This charger is compatible with all Apple Watch series.