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Smart public toilet ammonia and odor monitoring
Arduino Leonardo / Seeeduino Lite
The Digital Sandbox (DS) is a learning platform that engages both the software and hardware worlds
With NB-IoT Shield and Arduino
With calibrated CO2 sensor module and compensated Temperature/ Humidity sensor integration
Industrial LTE CAT-1 Serial Cellular Modem USR-G771 Farm Sensors Smart public toilet ammonia andIndustrial LTE CAT 1 Serial Cellular Modem USR G771 USR G771 E is an LTE CAT 1 cellular modem, which supports LTE and GSM, covers the mainstream frequency bands of European operators. It has perfect software function, supports TCP UDP transparent transmission, SMS transmission, HTTPD Client mode, and AT command configuration. Also, it is simple to configure, has high reliability and built in hardware watchdog, supports FOTA upgrading. USR G771 E has
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