Testo 440 Humidity Kit with Bluetooth Humidity, NTC, TC Anemometer, Measures Humidity, Temperature

Keep track of the safety of the air in your workspace with this monitoring kit from Testo. The set includes a device that measures air quality and velocity and displays readings on an LCD (liquid-crystal display) screen, making results easy to read. There's also a vane probe with an ample cable length of 1.8m for a long reach. The data logger's broad operating temperature range of -20°C to +50°C means it's suitable for use in both cold and hot environments.

• Light weight of 250g for ease of handling
• Wide temperature measuring range of -200°C to +1370°C for use in extreme environments
• High internal memory capacity of 7500 measurements for ample data storage

• Clean rooms
• Medical facilities
• Chemical laboratories

Yes, this air quality monitoring kit uses three AA batteries that have a long lifespan of 12 hours. This allows you to use the device on the go for long periods of time without the need to charge it or change the batteries.