Low Level Trigger Relay Module Two separate LEDs for On/Off indication of the Relay. Triggering input voltage 3.3V – 5V Two separate LEDs for On/Off indication of the Relay Triggering input voltage 3.3V – 5V 4) Back EMF protection Back EMF protection 2 LEDs to indicate when relays are ON. Works with logic level signals from 3.3V or 5V devices Opto isolation circuitry Module with diode current protection, short response time AC Control Voltage: 250V @max.10A DC Control Voltage: 30V @max. 10A
