Brand Unbranded/Generic

Check the listing for details. Micro USB Power Delay relay Timer control module Trigger delay switch 5V -30V F. Condition: New. Listed at 0.99 USD. Providing a low pulse signal, or touch trigger key, relay and indicator lights. For example: 22uf capacitor and resistor 1M. back to the state before the trigger. With a relay indicator. but there is no separation between module's ground and signal's ground.

$0.99