This Time lag switch is a direct replacement for an existing wall switch. No neutral wire is needed, hence they are very quick and inexpensive to install.The TLSW 10 ILM has an illuminated push button for easy location in the dark. Alternative colour options for the illuminated push button are available, depending on order quantity. Adjustable time lag, 1 to 10 minutes 2 wire version No neutral wire needed Switch up to 6 amps of any type of load, incl. fl uorescent lights Minimum load 40W With illuminated push button