turn 1 switch on for 10 mins then off
7 z' H G" G% }4 x, Z' w( B2 Xtvb now,tvbnow,bttvbturn another 1 on then go to the other housetvb now,tvbnow,bttvb% v t7 M, q; s, I _3 N4 d: A9 i. u
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the hot light bulb is the first the cold light bulb is the 3rd |