The Skywatch Eole 1 offers a very pleasant grip thanks to its ergonomic shape. Its digital display allows easy reading of the wind. Easy to use, its 3D measurement propeller accurately the wind force regardless of its direction. It is manufactured in Switzerland with the highest quality standards. Its propeller is mounted on PTFE and sapphire bearing for long service life and is powered by a replaceable lithium CR2032 battery. The display is the tenth to figure 99.9, then to the unit. A thread on the device allows its mount on a camera tripod. The unit is sold with a cap to protect the propeller. Main features: - Power supply: 2 1.5V batteries (included). - waterproof apparatus. - Weight: 235 g unsinkable. - Dimensions: 65 x115 mm. - Units of measurement: km / h - mph - knots - m / s - fps. - Accuracy: +/- 3% depending on the wind direction. - Range: over 200 km / h - 60 m / s - 125 mph - 115 Knots. - Aluminum base with plate for tripod attachment. - 1 year warranty.