A digital timer relay uses a digital input to control the on and off timings . These timers usually come with LED displays or an LCD display to allow you set your time function, which may be a separate device from the relay. https://youtu.be/A1fdxejmhpQ Specification: DAHUA DH48S TIME RELAY 250VAC DAHUA I&I CO.,LTD DHC DH48S TIMER POWER: AC/DC12~24V CONTACT: 3A 250VAC (RESISTIVE LOAD) A017301 WEIGHT : 140 GM Package includes: 1 x DHC DH48S Digital Display Time Relay Facebook Instagram Pinterest