The humidity-temperature datalogger Model RHT20 is ideal for monitoring humidity and temperature levels in warehouses, storage rooms, freezers, shipping vans, and offices, says the company. It logs 16 ...

The Extech TH30, RHT30, and RHT35 compact dataloggers are designed to provide HVACR professionals with easy access to real-time temperature, humidity, and barometric pressure readings as well as ...

[Malcolm Mackay] demonstrates an elegant solution on the open source cuplTag temperature/humidity logger, using any NFC-enabled smartphone, without requiring a custom app.