About product and suppliers:
            2,201 programmable timer switch products are offered for sale by suppliers on Alibaba.com, of which time switches accounts for 26%, timers accounts for 26%, and relays accounts for 1%. 

A wide variety of programmable timer switch options are available to you, 

There are 1,395 suppliers who sells programmable timer switch on Alibaba.com, mainly located in Asia. The top countries of suppliers are China, Taiwan, China, and Hong Kong S.A.R., from which the percentage of programmable timer switch supply is 98%, 1%, and 1% respectively.