Respicefinem Adjustable Cycle Timer Control Relay Module 3V 3.7V 4.5v 5v 6v 7.4V Time Delay Switch for Automotive and Lamp Accessory Applications

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Wide Voltage Range: The relay module is compatible with a variety of power sources, including 3.7V lithium batteries, 5V accumulators, and switching power supplies. The module operates over a DC voltage range of 3V to 7.4V Versatile Applications: The relay module is widely used for controlling motors, light bulbs, LED strips, DC motors, small pumps, etc. It is ideal for home automation, industrial control and DIY applications. Ideal for home automation, industrial control and DIY projects Enhanced AntiInterference: The relay module has an optically coupled isolation function, which significantly improves the modules antiinterference ability and ensures stable performance in noisy environments Industrial Grade Durability: The module utilizes an industrialgrade circuit board that can withstand harsh conditions. Parameters are saved even in the event of a power failure, ensuring continuous operate and reliability High Performance: The module is built to last with a life expectancy of over 100,000 cycles. It operates efficiently with a quiescent current of 15mA and an operating current of 30mA, and is suitable for a wide temperature range of -40°C to 85°C