haocao

turn 1 switch on for 10 mins then off
8 l" Q7 V/ Y0 l0 V: t' M. ?0 l5.39.217.76turn another 1 on then go to the other housetvb now,tvbnow,bttvb  P, t* j' ]  T& `2 r2 S

+ D% _. y, a! ?/ c  I; W- v" ^! _the hot light bulb is the first the cold light bulb is the 3rd