Kestrel 0852HVG Professional Environmental Meter Features:

• Measures evaporation rate, air velocity, air flow, air density, relative air density, delta T, wind chill and much more.
• Large, hi-res, hi-contrast, graphic display is perfectly readable in the brightest sunlight and is backlit for use in low-light conditions.
• Handheld, portable, data logger with on-screen graphing and measurement statistics.
• Rugged (drop tested to MIL-STD-810G standards), waterproof (sealed to IP67 standards) and floats.
• Includes: Neck Lanyard, AA Lithium Battery (Average Life 400 Hours), Protective Drawstring Pouch, Certificate of Conformity (with complete specifications), Instruction Manual.