DC5/12V Relay Module 4 Channel Relay Module For Smart Home
ab 9,56 €
Feature: 1. Interference Resistance: The relay module has an optocoupler isolation component with high interference resistance. There are also Bluetooth status indicator and relay indicator. Two Interfaces: The relay module retains a UART debugging interface with a baud rate of 9600 and an MCU program interface, which lays the base for your subsequent settings and operations.
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