教你如何在家用免費電 % w$ [/ v/ {% B
在油電高漲的年代+ E5 h* e$ T1 a- P
如何省電成了人人必學的知識, 5 `& B0 l L4 f( X: X5 u* |想免費用電趕快學起來!!* I5 U7 s) d" A# i. {+ X$ U7 a' Y; E { http://josong.blogspot.com/2008/08/blog-post_9916.html作者: 費事高 時間: 2009-3-9 12:16 AM
我唔識聽英文作者: slwong3 時間: 2009-3-9 06:16 AM
It is only teaching you how to get electricity from the phone jack.2 j2 P* s# ]/ s" z
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).
