Multi-functional weather station clock brings much convenience for your daily life. With this item, you can know outdoor temperature and humidity from the indoor receiver easily. You can get an alarm clock which is of reliable quality at a very reasonable price. Features -Material: ABS, acrylic mirror -Size: About 8.50X1.50X15.00cm/3.34X0.59X5.89in -Note: Powered by 5V1A external power. Plug and the alarm clock can work, the built-in button battery is memory protected after power failure. -Temperature range: -20 degree centigrade~70 degree centigrade -Temperature error: ±1 degree centigrade -Humidity range: 20%~95% -Humidity error: ±5% -Our product is made of materials, which can provide you with a long time of use. -Automatically detect and display the current environmental humidity and temperature. - current weather conditions based on temperature and humidity parameters. -Fine workmanship ensures you a and delicate details. -This powerful alarm clock has multiple functions to satisfy all your needs. Package list: 8 x alarm clock 8 x USB cable 8 x English instruction 8 x wall sticker