turn 1 switch on for 10 mins then off , ?& `& @2 Q2 g5 a5.39.217.76turn another 1 on then go to the other house 8 c1 c3 e# E" a, n. ztvb now,tvbnow,bttvb . O, z" D1 d( Qtvb now,tvbnow,bttvbthe hot light bulb is the first the cold light bulb is the 3rd