Robust Metal Construction: Made with strong aluminum alloy casing and resilient clear cover, requiring minimal care after initial setup adjustments Clear Readout & Easy Calibration: Highly visible display allows effortless reading despite compact size, while the rear wheel accurate pressure configuration for area specific readings Compact flexible Design: This 70mm gauge combines atmospheric pressure, temperature, and tracking in single small device, perfect for vehicles, boats, or tight spaces with its space efficient form Mechanical Measurement Device: Uses mechanical components to monitor atmospheric conditions ( 960 1060 units), temperature ( 30°C to 50°C), and content ( 0%) without needing power sources for continuous operations Versatile Mounting fixes: Features a 55 60mm rear diameter for seamless fitting into wood projects or direct attachment, complemented by an elegant metallic finish for enhanced appearance, Manufacturer: Kaeltsyn