SONOFF SNZB-02 is a ZigBee temp and humidity sensor, paired with SONOFF ZigBee Bridge, tracks readings on eWeLink APP. Smart scenes enable fan/dehumidifier control based on set limits, guarding against allergens and mildew. Trigger alerts for high/low temp, humidity. Share data with family/neighbors. Camera feature for home insights. Battery-operated, easily placed for monitoring. Tool-free installation, stick on walls/devices. Keep informed and take action promptly with SNZB-02.