教你如何在家用免費電

jjgio

教你如何在家用免費電 : |  j7 i4 O" t# V' ?. s2 Z$ B
在油電高漲的年代6 L2 y* m* J+ i4 d' ^/ O
如何省電成了人人必學的知識,  L  O5 X7 B: ]5 A9 X" D5 T, u' C" r
想免費用電趕快學起來!!3 c5 ]; }2 e- P& p/ v) g9 V
http://josong.blogspot.com/2008/08/blog-post_9916.html

費事高

我唔識聽英文

slwong3

It is only teaching you how to get electricity from the phone jack.. N1 C. |2 i. r$ i, }! P
The video only tells that it is only used for emergency because the phone jack can not provide much power (probably enough for a flash light).