1. Confirm that there is no signal interference from large machines around, otherwise there will be signal interruption, resulting in no data for the product. 2. The shelf life of the product is one year, as long as it is not artificially damaged, it can be guaranteed for one year. 3. If you find it difficult to assemble the product, let us know and we will remove it for you. If you have problems in use, let us know, and we will serve you wholeheartedly. 4. Do not use benzene, thinner or other solvent chemicals to clean any part of the product; if necessary, clean with a soft cloth. 5. When the battery is low voltage warning, in order to protect the system, some functions may not be able to be used normally. Please replace the new battery in time to prevent the system from crashing.

6. Save the annual, monthly, and daily weather change records, and can be downloaded to the computer for preservation.