Data loggers have no on/off button.

Data loggers have no on/off button.
 
This may seem strange, since all the digital devices we are used to have a control to turn them off.
 
For data loggers it is different. In fact, once these instruments are calibrated, there is no point in turning them on or off. They remain on until their mission is fulfilled.
 
For more details we suggest you check out the FAQ section of our website: https://www.tecnosoft.eu/en/faqs/on-off-button-on-loggers/