| Brand | DWEII |
|---|---|
| Mfr Part Number | 5V Relay Module |
| Number of Items | 4 |
| Color | 5V |
| Built-In Media | 4 Channel 5V Relay Module |
| Included Components | 4 Channel 5V Relay Module |
| Manufacturer | DWEII |
| UPC | 705353484346 |
Check the listing for details. 4Pack 4 Channel 5V Relay Module with Optocoupler High or Low Level Trigger Expan. Color: 5V, Condition: New. Listed at 24.74 USD. ❃❃SMD optocoupler isolation, strong driving capability, stable performance; trigger current 5mA. ❃❃High/Low Level Trigger:1. Low level trigger when jumper and L short circuit; 2. High level trigger when jumper and H short circuit.