
3. Health and Safety Information
Important: Read all the Health and Safety instructions
before attempting to use this product.
• Use this product ONLY as instructed in this manual.
• DO NOT attempt to open, dismantle or modify this
• Before every use, inspect the device for missing,
broken, loose or corroded parts and battery leakage.
− DO NOT use this product if it is damaged in any
way; contact Draper Tools to discuss repair and
− If battery acid comes into contact with your skin,
wash it o immediately with plenty of clean water.
Read this manual in full before using this product and retain it for future use. Always use the latest version of the manual.
Please visit for the latest version.drapertools.com/manuals
This product is a hand-held device designed to measure air velocity and temperature. Any other application beyond the
conditions established for use will be considered misuse. Draper Tools accepts no responsibility for improper
Part of our core range, this product is suitable for regular use by enthusiasts and tradespersons alike.
Air velocity measurement range Range Resolution Accuracy
Metres per second 0.4–30.0m/s 0.1m/s ±(3% + 0.3m/s)
Kilometres per hour 1.4 – 108km/h 0.1km/h ±(3% + 1.0km/h)
Miles per hour 0.9 – 67.0mph 0.1mph ±(3% + 0.4mph)
Knots 0.8 – 58.0knots 0.1knots ±(3% + 0.4knots)
Foot per minute 80 – 5,900ft/min 1.0ft/min ±(3% + 40ft/min)
Temperature measurement range
Degrees Celsius: -20 to +70°C 0.1°C ±1.5°C
Degrees Fahrenheit: -4 to +158°F 0.1°F ±2.7°C
Operating time: Up to 60 hours
Permissible ambient conditions: Temperature Humidity
Operation -20 to +60°C (-4 to +140°F) 10 – 90% RH
Storage -20 to +60°C (-4 to +140°F) 10 – 75% RH
Dimensions W 56 × H 178.5 × D 30.5mm
Weight (with batteries) 134.5g