- High-Quality Material: This humidity temperature barometer features a durable stainless steel frame paired with a robust plated glass cover. This design protects the dial from dust and makes cleaning effortless. A convenient hanging hole on the back allows for easy mounting. - Battery-Free Operation: Enjoy the simplicity of a mechanical design that senses environmental changes without the need for batteries. The barometer utilizes a physical induction system, allowing the pointer to rotate automatically, making it ideal for outdoor activities. - Precision Monitoring: Track air pressure trends with accuracy using this high-precision barometer. Record air pressure readings at specific moments for easy comparison and analysis, helping you stay informed about weather changes. - Compact and Portable: With a sturdy brass shell measuring 90mm in diameter, a lightweight plastic bottom case, and an acrylic lens, this barometer is designed for outdoor use. The metal pointer enhances durability, ensuring reliable performance. Use Scenarios: - Ideal for outdoor enthusiasts who enjoy hiking or camping, allowing you to monitor weather conditions effectively. - Perfect for gardening enthusiasts, providing insights into atmospheric changes that could affect plant growth. - A valuable tool for sailing or fishing, helping you anticipate weather changes while on the water. This barometer combines functionality with portability, making it a practical addition to your outdoor gear.