GE White On/Off Light Switch with Iris Technology Z-Wave This product requires the IRIS system. Use with Lowe's Iris system or other GE Z-Wave products to create a complete lighting control system. Remotely control the on/off function of permanently installed lighting and ceiling fans with a smartphone For use with 2-way (1 light and 1 switch) or 3-way (1 light & 2 switches*) wiring. *Must use GE model #45610 Auxiliary Switch or #45638 3-Way Light Switch Kit Control incandescent, fluorescent, CFL, LED, xenon and halogen lighting Easy installation; uses your existing wiring. LED indicator shows location in dark room