marker2

Strengths：

Multifunctional: Integrates cathodic protection data collection, pigging marker, soil temperature, and humidity collection in one.

Low Power Consumption: Lithium battery combined with solar panels, standby time of 3-5 years.

Cloud Transmission: Uses cloud transmission, eliminating the need for manual tracking of the pig.

Powerful Software Features: Automatic pigging passes alarm, estimated time to reach the next marker point, elimination of stray current interference, setting data alarm upper and lower limits, providing historical data, remote control, and more.