Specifications: Smart Wi-fi Weather Station Maintain a comfortableand healthy living condition Smart APP Control Auto reads Internet time and other info,says goodbye to the traditional operation of debugging repeatedly Support Up To 3 Channels Allows you to stay informed of multiple places'temp and humidity Max Distance : 30m 7.5 Large Color VA Display Get a clear reading without ghost shadows from any angle The screen light can be turned on / off Two Power Supply Ways Runs off 3 * AAA batteries ( not included) or a DC connection Package Included: 1 * hygrometer, 1 * power cord and a remote control, 1 * manual