Our GSM SMS Alarm Messenger has been a success worldwide during the past 10 years. It is widely installed in control and alarm systems for industrial monitoring, power plant, water supply network, geographical control and security.

Pioneer in the technology of GSM SMS, the engineering team of Legato Electronics Ltd. develops new SMS controllers with data capturing and SMS temperature alert features for industrial sensors.

Our Temperature & Humidity SMS Alert Controller is dedicatedly designed for environmental monitoring and control. It sends SMS alarm when temperature or humidity is higher/lower than users' preset levels. In addition, it provides the on/off switching of equipment, such as air ventilation to maintain an appropriate temperature or humidity range.

Our SMS Solar Alert Controller is built with solar panel controller and rechargeable battery. This GSM SMS Solar Device is manufactured for non-stop operation in rural area requiring no human intervention.

Application is unlimited when temperature and humidity needs to be monitored on site and remotely.