Sonoff D1 Wifi 433Mhz Smart Dimmer Switch DIY Smart Home Mini Switch M5 Stick Microphone Unit (LM393) Type Laser Receiver / Photodetector

Type Laser Receiver / Photodetector Sensor Module Operating Voltage 5V DC Output Type Digital (HIGH/LOW) Detection Element Photodiode / Phototransistor Wavelength Sensitivity Optimized for 650nm (red laser) Sensitivity Adjustment Onboard potentiometer for threshold tuning Indicator LED Power and signal detection LEDs Interface 3-pin header (VCC

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Simplified Wiring - Only 2 wires (SDA & SCL) instead of 8+ data lines

Feature Original Arduino Nano Typical Clone USB-to-Serial Chip Genuine FTDI FT232RL CH340G (often requires manual driver install) Driver Compatibility Plug-and-play on all OS Frequent driver conflicts Component Quality Premium capacitors

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Sonoff D1 Wifi 433Mhz Smart Dimmer Switch DIY Smart Home Mini Switch M5 Stick Microphone Unit (LM393) Type Laser Receiver / PhotodetectorSonoff D1 Wifi 433Mhz Smart Dimmer Switch DIY Smart Home Mini Switch The Sonoff D1 is a compact WiFi enabled smart dimmer switch that integrates 433MHz RF remote control capability for seamless home automation integration. This DIY friendly device allows users to control lighting brightness remotely via smartphone apps, voice assistants, or physical RF remotes, making it ideal for residential and commercial lighting control applications. The product