Relay Module 5V With Timer 555

From the shop's description

Relay Module 5V With Timer 555 This Relay Module is an adjustable timer control board built around a high-precision NE555 timer IC and a reliable 5VDC relay. Designed for precision timing applications, the module features an onboard multi-turn potentiometer that allows users to easily adjust the delay duration before the relay triggers and switches the load. Features Precision Timing Adjustable Delay High-Current Switching Convenient Terminals Easy Mounting Specifications Parameter Value Core IC NE555 Timer Dimensions 68 x 21 x 17mm Input Operating Voltage 5VDC Applications Timed automation circuits and smart home DIY setups. Protection circuits requiring a delayed power-on sequence to prevent power surges. Industrial control simulation and prototyping using development platforms. Package Content 1 x Relay Module 5V With Timer 555