AOPUTTRIVER Digital Anemometer Wind Cup with Compass,Air Flow Meter 360°

Touch screen new design: AOPUTTRIVER latest design touch screen anemometer, with anti-interference touch keys, new anemometer experience; at the same time, it has waterproof and dustproof, backlight, wind indication, adjustable auto shut-off time, etc. Setting the auto shut-off after 5 minutes of inactivity, which can help you to save the battery, Rechargeable Anemometer: Special Note: Before use, the battery compartment needs to be unscrewed and connected to the battery, which is a 400mah fast-charging battery. It can be recharged in 40 minutes and can be used continuously for about 30 hours. TYPE-C connector for charging with low battery indicator, Application of CFM Calculation: It can also assist in measuring cfm, just use our precision anemometer to measure the wind speed, and then multiply with the vent area to get the CFM. Air Flow in CFM =Wind speed x Duct Cross Sectional Area, With Compass Ideal for Outdoor Activities The compass on the top can guide the way when Sailing, climbing, hiking, etc. You can also mount it on a tripod to free your hands. In addition, the cup is protected by a metal fence, which is not afraid to be broken outdoors, if you have any problem with our product, welcome to, we will solve the problem for you as soon as possible. You will get 1 x AP-5000G CFM anemometer, 1 x user manual. 1 x Type-C cable, 1 x small screwdriver.