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Compared with an LCD panel
Designed for equipment rooms
2MP camera connected via an app or remote control handle
but final reading distance depends on code size
Can withstand short-circuit events for up to 2 seconds without damage
M5stack 4-Channel Relay 13.2 Module V1.1 Other Compared with an LCD panelDescription The M5Stack Module13. 2 4Relay v1. 1 is a 4 channel mechanical relay module for compact DC circuit switching. It provides four relay control channels with NO and COM terminals, using I2C communication to reduce controller IO usage and simplify relay control in M5Stack projects. The module supports active and passive working modes through jumper configuration, includes external power supply voltage detection, and integrates a DC DC circuit
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