Features: YYC-2S Single channel relays module, cyclic triggering delay, power outage delay timing circuit switching board. Time delay module with LED display offer precised timing control from 0.01s to 999m. Essential tool for automation projects requiring adjustable timer relays functions. Featuring 24 functions and the ability to control direct current or alternating current loads up to 5A. It can control the operation of solenoid valves, water pumps, motors, light strips and more freely. Specifications: Material: Plastic+Metal Size: approx. 66x40mm/2.6x1.57inch Product model: YYC-2S Output power: can control direct current or alternating current loads within 5A Time ranging: 0.01s to 999m, adjustable at any time Package Includes: 1Pc Relays Module note: Please allow 1-2cm errors due to manual measurement. Please allow for slight color differences due to different display resolution.