Enviromon.net environmental monitors and sensors provide low-cost, low-maintenance 24/7 monitoring and automated alerts sent you by email or SMS*. If you are looking for a reliable low-involvement temperature monitoring device with data logging and automated alerts, our base units and smart sensors can provide the perfect solution for you: Environmental Monitoring for Temperature, Humidity, Airflow, Electrical systems, Security, and Smoke/Fire Visual Alarms: Using Siren & Strobe Light. Email Alarms: Configure for escalated emailing and multiple recipients. SMS Alarms: Get alerts sent to your smartphone using CloudHawk Remote Monitoring Service. Centralized Monitoring: Collect data from up to 8 smart sensors on one base unit. No Batteries: Ethernet sensors are powered by the base unit and never need to be turned-off.