NE555 DK555 Timer Switch Adjustable Disconnect Module Time delay relay Module DC 12V Delay relay shield 0~10S Delay time adjustable, (0 ~ 10 seconds) Increasing the potentiometer can increase the delay time Increasing the capacitance C1 can increase the delay time With input power indicator With relay indicator light With relay freewheeling protection Timing from microseconds to long hours Simple circuit design Precision Pulse Generation / Timing, Adjustable Duty Cycle Specifications: Size: 6.8 CM * 2.1 CM Main chip: NE555 Working voltage: DC 12V Specifications: Delay time adjustable, (0 ~ 10 seconds) Increasing the potentiometer can increase the delay time Increasing the capacitance C1 can increase the delay time With input power indicator With relay indicator light With relay freewheeling protection Package Included: 1 x NE555 delay module Notes: Duetothedifferencebetweendifferentmonitors,thepicturesmaynotreflecttheactualcoloroftheitem. Comparethedetailsizeswithyours,pleaseallow1-3cmerror,duetomanualmeasurement. Pleaseleavingamessagebeforeyougivethebadfeedback,iftheproductshavesomeproblems. Thanksforyourunderstandings.