教你如何在家用免費電

jjgio

教你如何在家用免費電 " g% a" g: S. N0 \0 y' h1 d* @2 Q
在油電高漲的年代4 f( K8 J" o" S9 Z7 |4 Y4 x
如何省電成了人人必學的知識,: F' J) W7 I) V
想免費用電趕快學起來!!
0 H' N8 S4 Z' V# J3 L9 l' Uhttp://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.
: a- F- C- E0 u3 E% F/ w$ |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).