Apple Watch Charger & Compatible: The Apple Watch charger could be safely used with confidence on all Apple Watch versions, compatible with Apple Watch Series 5 4 3 2 1, other 38mm and 42mm Apple Watches. Portable Charger Apple Watch: Pocket-size and compact design, allows you to carry it out with more ease and fits into your pocket or bag easily, great for trips or traveling. USB Charging: No extra charging cables are needed, saves you from the hassles of tangling cables!