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![Onset HOBO U12012 [U12-012] 12-Bit Temperature/Relative Humidity (RH)/Light Data Logger](image/cache/wp/gj/Products/Hobo_U12-012-800x800.webp "Onset HOBO U12012 [U12-012] 12-Bit Temperature/Relative Humidity (RH)/Light Data Logger")
The Onset HOBO U12-012 12-Bit emperature/Relative Humidity/Light/External Data Logger measures temperature, relative humidity, light intensity, and more. With 12-bit resolution measurements, this data logger gathers a range of recorded data and stores 43,000 measurements.
Note: U12-012 data loggers require the HOBOware software (free to download) to operate. Please also note that a USB interface cable comes with the purchase of a HOBOware Pro CD (BHW-PRO-CD), only.
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![Onset HOBO BHW-PRO [BHW-PRO-CD] HOBOware PRO v.3.x for PC & Mac](image/cache/wp/gj/Products/Hobo_BHW-PRO-CD-200x200.webp "Onset HOBO BHW-PRO [BHW-PRO-CD] HOBOware PRO v.3.x for PC & Mac")
![Onset HOBO BHW-PRO-DLD [BHW-PRO-DLD] HOBOware Pro - Mac/Win (Download Only) Software](image/cache/wp/gj/Products/Hobo_BHW-PRO-DLD-200x200.webp "Onset HOBO BHW-PRO-DLD [BHW-PRO-DLD] HOBOware Pro - Mac/Win (Download Only) Software")
![Onset HOBO CTV-A [CTV-A] 2-20 Amp Split-Core AC Current Sensor](image/cache/wp/gj/Products/Hobo_CTV-A-200x200.webp "Onset HOBO CTV-A [CTV-A] 2-20 Amp Split-Core AC Current Sensor")
![Onset HOBO CTV-B [CTV-B] 5-50 Amp Split-Core AC Current Sensor](image/cache/wp/gj/Products/Hobo_CTV-B-200x200.webp "Onset HOBO CTV-B [CTV-B] 5-50 Amp Split-Core AC Current Sensor")
![Onset HOBO CTV-C [CTV-C] 10-100 Amp split-core AC current Sensor](image/cache/wp/gj/Products/Hobo_CTV-C-200x200.webp "Onset HOBO CTV-C [CTV-C] 10-100 Amp split-core AC current Sensor")
![Onset HOBO CTV-D [CTV-D] 20-200 Amp Split-Core AC Current Sensor](image/cache/wp/gj/Products/Hobo_CTV-D-200x200.webp "Onset HOBO CTV-D [CTV-D] 20-200 Amp Split-Core AC Current Sensor")
![Onset HOBO CTV-E [CTV-E] 60 - 600 Amp Split-Core AC Current Sensor](image/cache/wp/gj/Products/Hobo_CTV-E-200x200.webp "Onset HOBO CTV-E [CTV-E] 60 - 600 Amp Split-Core AC Current Sensor")
