The extra security with the Smartvest extension set you can connect Z-Wave products from ABUS and other manufacturers with the ABUS Smartvest wireless alarm system. The LED lights then act as an additional alarm transmitter. In addition, you can also provide a realistic presence simulation with the components included in the set. The lighting is switched on and off via individual time schedules. This simulates the presence of people and can effectively deter potential burglars.