In a well-ventilated area, place your charger or charging cable on a flat surface.
Your Apple Watch comes with the Apple Watch Magnetic Fast Charger to USB-C Cable (Apple Watch Series 7 and Apple Watch Series 8 only) or the Apple Watch Magnetic Charging Cable (other models). You can also use a MagSafe Duo Charger or Apple Watch Magnetic Charging Dock (sold separately).
Plug the charging cable into the power adapter (sold separately).
Plug the adapter into a power outlet.
Note: Fast charging is not available in all regions.
Place the Apple Watch Magnetic Fast Charger to USB-C cable (included with Apple Watch Series 7 or later) or Apple Watch Magnetic Charging Cable (included with earlier models) on the back of your Apple Watch. The concave end of the charging cable magnetically snaps to the back of your Apple Watch and aligns it properly.
Apple Watch plays a chime when charging begins (unless your watch is in silent mode) and a charging symbol
Touch and hold the bottom of the screen, then swipe up to open Control Center.
Tap the battery percentage, then turn on Low Power Mode.
To confirm your choice, scroll down, then tap Turn On Low Power Mode.
You can tap Turn On For, then choose On for 1 Day, On for 2 Days, or On for 3 Days.
Tip: If you have battery-powered devices such as AirPods connected to your Apple Watch through Bluetooth, their remaining charge appears on this screen.
When battery charge drops to 10 percent or lower, your Apple Watch alerts you and gives you the opportunity to enter Low Power Mode.
For more information about Low Power Mode, see the Apple Support article on your Apple Watch.
Tap Battery.
The Battery screen shows the remaining battery percentage, a graph that details the recent history of the battery charge, and information about when the battery was last charged.
You can find out the capacity of your Apple Watch battery relative to when it was new.
Open the Settings app PDF