Features: DC 12V Time Delay Switch 10A Timer Switch Module Programmable Digital Time Cycle ON-Off Control 0-999s/min/h LED Display Time Relay Switch Module for Light Water Pump Engine Wide Time Range: digital cycle timer relay delay module with time ranging from 1 second to 999 hours. On-board dual green-red LED display module and tactile push-button, which is for easy to set the delay time and working modes(Red readout for practical value(PV); green readout for set value(SV). Support multiple types of working mode including timing, cycle and cycle working modes meeting your most demands Compatible Load: AC 250V 10A / DC 30V 10A Specifications: Timing range: 0-999s, 0-999m, 0-999h Power supply voltage: DC12V Relay: 20A Working current: 10A (maximum) Power: 1500W (maximum) Dimensions: 79 x 26 x 493mm/2. "x 1.02" x 1.69" Hole size: 72 x 40mm/2.83" x 1.57" Package Included: 1 x dual display delay relay Note: 1. The real color of the item may be slightly different from the pictures shown on website caused by many factors such as brightness of your monitor and light brightness. 2. Please allow slight manual measurement deviation for the data.