In winter, it’s important to ventilate living and working spaces regularly. Here’s how to make a homemade measuring station ...
A magnetometer is a device that measures magnetism: the direction, strength, or relative change of a magnetic field at a ...
Designed by Ruictec in China, the TD04 is a LoRa-based low-power tracker that also features BLE and dual-band GNSS. It ...
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