Two channel timer relay for automatic on off control of connected devices such as street lights, factories, advertising signs, production equipment, radio and television equipment, stage lighting and other power equipment that needs to be turned on and off regularly Two channels independently controlled; the minimum interval is second; each channel is 8 on and 8 off Long service life; mechanical life not less than 30,000 times; electrical life not less than 10,000 times DIN rail mounting method; installation is simple and convenient Applications and use scenarios - Street lighting and outdoor illumination systems that require scheduled on and off operation - Factory and production equipment where automated timing of machines or conveyors improves efficiency - Advertising signs and stage lighting that need reliable periodic power cycles