AllinOne Weather Station (130 mm diameter) combines a thermometer, hygrometer, and barometer to provide accurate readings of temperature, humidity, and atmospheric pressure, helping you stay informed about your environment. No Batteries Required: The mechanical movement design eliminates the need for batteries, delivering reliable operation without power and making it easy to use anywhere. Metal Construction: Crafted from sturdy aluminum, this weather station is built to last and adds a sleek touch to your home or office decor. Use scenarios: Place on a shelf or desk in a living room, bedroom, or study to monitor indoor climate for comfort and well being. Use in a greenhouse or plant care area to track temperature and humidity and support healthy growth. Keep in an office, studio, or workshop to maintain stable environmental conditions that protect electronics, papers, and equipment.