... pieces /cartonC661-2Two-wire Energy-saving light≤30W; incandescent lamp≤100W100 pieces /cartonC661-3Three-wireEnergy-saving light≤30W;incandescent ... . It is easy to operate.4, Some energy-saving lamp which has special functions can use 3 wires, such as ... technical parameters:1,working voltage:175VAC~250VAC 50Hz2,power :incandescent lamp≤100W,energy saving lamp≤40W,3 way3,delay time:60S±20S4,trigger ...