SafeMicrowave is A tool to check microwave's leak.

The wifi's Hz and microwave's is similar.So we can use a phone with wifi to test whether a microwave leak.
The produces made of China is dangerous.So it's useful and with fun.

Wifi has many model. http://en.wikipedia.org/wiki/IEEE_802.11.
They mainly in 2.4GHz.And mirowave is usally 2.45Ghz too.

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"微波炉安全专家"是一个用来检测微波炉泄露的工具

因为微波炉的电磁波频率和Wifi相似，所以可以用有Wifi功能的手机来测试微波炉的泄露情况。
在食品不安全的天朝，微波炉也不见得安全。测一测是有必要的，而且也很好玩。