November 02, 2012, 3:24 PM — Here's how you can save battery power by turning off Wi-Fi on your Android device.
1. Go to Settings.
2. At the of Settings, toggle Wi-Fi to the Off position.
Remember that if you don't need to use Wi-Fi then it's best to shut it off to stop it from wasting your Android device's battery charge.
For more information, see the original article at the link below.
10 Tips to Make Your iPhone & Android Battery Last 8 Tips | Gotta Be Mobile