Datalogging Rh/Temp Pen ,Each

Details:

Datalogging rh / temperature^ datalogging rh / temperature, displays current rh & temp readings and automatically logs: air temperature, rh, dew point, wet bulb. Records up to 32, 000 data points that can be downloaded by directly via a usb port, 5 year warranty, ce, rohs, dimensions: 25 x 133 mm