"WiFi 3G Checker" is a widget which supervises the state of WiFi and 3G.In order for vibration to show a failure of WiFi and 3G to cut, battery saving and packet saving have an effect. At first, please try to "Trial version" (free)."Installation"1.tap the home screen long.2.Select the widget.3.Select "WiFi 3G Checker"."Purpose"It may forget to cut, after turning ON WiFi and 3G. If it always turns ON, a battery will be exhausted early. Moreover, when saving a packet, it is necessary to make it 3G OFF at the time of needlessness.Therefore, the state of the "WiFi" and "3G" is observed by the following functions."Functions"1.When the widget is tapped, the check screen of the "Wireless & network settings" is displayed.2."On/off" state of the "WiFi" and "3G" is displayed with the icon of the widget.3.State of "WiFi" and "3G" are "on". And sleep the screen. Then, it warns by the vibration."OS version"2.1 or more"Related homepage"https://sites.google.com/site/androreview/packet0yen(Packet, Battery, Save, WiFi, 3G, Data Enabled)