(5V)Pulse Counter Relay Board 0.1S To 9999999.9s 0.01s Accuracy 1 Channel Re BST
Digital Tube OFF (Power Saving State): Relay OFF 6MA, Relay ON 35MA. Digital Tube ON (Working State): Relay OFF 29MA, Relay ON 56MA. Output port: 10A relay NO COM NC three ports. Power saving state: The working state of the digital tube is off.