hand held 3-phase generator with 1.5VA capacity of test

今晚的電子功課.

不知名手搖發電機

測試容量
改裝, 緊急供應戶外手機電池充電

hand held 3-phase generator with 1.5VA capacity of test

video clip of test
http://www.youtube.com/watch?v=k4XYrH2Buso