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Active low input without pull ups (easy to connect logic level inputs)
Three user-controllable LEDs
Idle speed at 6 V: 420 rpm
Note that the expansion PCB mounts with the silkscreen facing up
With a narrow beam and good side detection
ESP32SR88 WIFI 8 x 1A relays hub-lorawan Active low input without pullThe ESP32SR88 is a WIFI connected relay module using the popular ESP32. It provides eight optically isolated inputs and eight volt free contact relay outputs with a current rating of up to 1Amp each. Power for the board is 12v dc, which can be provided by a standard universal wall power supply. A 1A or greater supply should be selected. Control Protocols: Simple plain text commands sent to the module. HTML commands MQTT A built in webpage
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