Single-Channel Relay Module for Raspberry Pi Zero/2B/3B/4B, STM32, ESP32, Arduino – 3.3V/5V Relay Expansion Board with Optocoupler Isolation & LED Indicator – Fits Raspberry Pi One Channel Relay
| Country | USA |
| Brand | Yen Press |
| Manufacturer | Yen On |
| Binding | Paperback |
| ReleaseDate | 2026-02-10 |
| UnitCount | 1 |
| EANs | 9798855425062 |