HiLetgo 2pcs 5V 30A One Channel Relay Module Optocoupler Isolation High and Low Trigger 5V home2023 Which can attract everyone's attention

Which can attract everyone's attention in the first time

It's flame-retardant

FITS SMALL & MIDDLE SIZE Hand:Hand cast length- 13

ensuring the water ring stays firm in place

HiLetgo 2pcs 5V 30A One Channel Relay Module Optocoupler Isolation High and Low Trigger 5V home2023 Which can attract everyone's attentionHiLetgo 2pcs 5V 30A One Channel Relay Module Optocoupler Isolation High and Low Trigger 5V Description: 1. This relay module uses high quality 30A relay, normally open interface maximum load: AC 250V 30A, DC30V 30A. 2. It use optocoupler isolation, strong drive capability, stable performance; trigger current 5mA. 3. Voltage: 5V, 12V, 24V optional 4. Use the jumper wire to set high or low trigger 5. Friendly interface design, all interfaces can be