8 Best

Ambient Weather Barometers

of April 2024

  1. Product Highlights
    • Attached to each bubble is a little metal tag that indicates a temperature. these metal tags are calibrated counterweights. the weight of each tag is slightly different from the others. since the bubbles are all hand-blown glass, they aren't exactly the same size and shape.
    • As the temperature of the air outside the thermometer changes, so does the temperature of the liquid surrounding the bubbles. as the temperature of the liquid changes, it either expands or contracts, thereby changing its density. so, at any given density, some of the bubbles will float and others will sink. the bubble that sinks the most indicates the approximate curren...
    • The galileo thermometer consists of a sealed glass tube that is filled with liquid (paraffin oil) and several floating bubbles. the bubbles are glass spheres filled with a colored liquid mixture.
    • The bubbles are calibrated by adding a certain amount of fluid to them so that they have the exact same density. so, after the weighted tags are attached to the bubbles, each differs very slightly in density (the ratio of mass to volume) from the other bubbles, and the density of all of them is very close to the density of the surrounding liquid.
    • A narrow spout connects to the body below the liquid level and rises above the water level, where it is open to the atmosphere. when the air pressure is lower than it was at the time the body was sealed, the water level in the spout will rise above the water level in the body and when the air pressure is higher, the water level in the spout will drop below the water lev...
  2. Product Highlights
    • 【suitable for indoor and outdoor use】: you can install this weather station anywhere inside or outside your home. because it's wireless, you don't even need a power outlet nearby. use it in your home, garden, or even your rv. the barometer works well down to 3,000 feet above sea level, so you can use it in many geographic areas.
    • 【technical index】: measuring range: -20~50℃; 0~100%rh; 960~1060hpa. resolution: 5hpa, 2℃, 5%rh. according to changes in ambient temperature, humidity and air pressure, the weather can be accurately predicted.
    • 【suitable for indoor and outdoor use】: you can install this weather station anywhere inside or outside your home. because it's wireless, you don't even need a power outlet nearby. use it in your home, garden, or even your rv. the barometer works well down to 3,000 feet above sea level, so you can use it in many geographic areas. 【3-in-1 multi-function】: the barometer is...
    • 【3-in-1 multi-function】: the barometer is used to measure the changes of temperature, humidity and atmospheric pressure parameters. 3 in 1 multi-function, economical and practical. and you can record barometric pressure at specific moments for clear comparison.
    • 【easy to install】: light weight, easy to install, suitable for hanging or placing on the surface. the three-in-one barometer is suitable for patios, gardens, porches, garages, living rooms, offices, etc., classic and practical, simple and retro, suitable for decorating various styles of home.
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