The GSM SMS Environment Alarm will remotely monitor temperature/humidity and power status. When the temperature/humidity or power voltage exceed high threshold or low threshold value the unit will send a SMS alert to up to numbers. Supplied with External Antenae.
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This unit can monitor the temperature/humidity and power supply in one area. You can send a SMS to the unit at any time to request the current temperature/humidity status.
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The GSM SMS Environment Alarm will...