one 1 channel relay module DC 5V 9V 12V 24V high and low level trigger relay control with optocoupler red

Welcome to my store. I hope you have a pleasant shopping experience.Power Source : DC Theory : Other is_d : No Contact Load : Low Power Model Number : 1 Channel Relay Module Brand Name : Aideepen Voltage : 24V Origin : Mainland China Use : General Purpose Protect Feature : Other DC 24V : DC 5V DC 9V : DC 12V 1 channel relay module : one channel relay module high level trigger : low level trigger relay control : with optocoupler