Features: There are 4 types, 180/130/90/70mm, selecting according to your needing. Barometer helping you manage every day so that you can plan ahead,There is no need for weather indications ba-sed on external methods,It can predict changes in weather conditions. Providing a variety of products for every family and garden enthusiast,Whether you are looking for the excellent gift for a friend"s garden or a housewarming gift,Our barometer can meet everyone"s needing. Made of high-quality materials,barometer advantages include simplicity, reliability and ease of reading,No special maintenance required during long-term use. Lightweight and easy to install, suitable for hanging on wall or placing on a surface,Classic and practical,No special maintenance work is necessary during its long term use, barometer outdoor,no battery required. Specifications: Material: Metal Size 1:180/7.08 in Size 2: 130/5.11 in Size 3: 90/3.54 in Size 4: 70mm/ 2.75 in Note: Please allow 1-3cm error due to manual measurement. pls make sure you do not mind before you bid. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Package includes: 1x Barometer