Features: Battery: Includes built-in electronic battery Mini thermometer and hygrometer, small, exquisite, and accurate measurement Because it is a small electronic product, there may be slight errors. Suitable for home use. Please consider carefully before purchasing if you mind Note: 1.Please allow 1-3cm error due to manual measurement. pls make sure you do not mind before you bid. 2.Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you!
eBay