(1) It is a useful tool which recovers the Signal Strength of smart phone by one-touch.
(In order to use the Airplane mode, Android version 4.1 before.)

(2) Measure [Signal Strength] and [Network Response Time] in real time simultaneously.
(Network Response time the time of Ping to Google DNS.)

(3) ON/OFF of 3G and Wifi can also be changed by one-touch.

=----------=

(4) Structure : Airplane mode on >>> off, and recovers an Signal Wave.

(5) Attention : It is not meaningful unless an Signal Wave exists.

=----------=