Handheld Formaldehyde (CH₂O or HCHO) Meter with Detachable Probe

• Simultaneously displays Formaldehyde concentration, Air Temperature, and Relative Humidity readings
• Large LCD display with backlighting
• Adjustable Audible alarm (default at 0.08ppm)
• Designed with Electrochemical CH₂O sensor
• Built-in bumper that allows the fan inside the sensor to draw in gas quickly
• CH₂O Calibration function in fresh air
• Min/Max, Data Hold, Auto power off and Low battery indicator
• Complete with soft tube (approx. 1ft/300mm), sensor with 2.1ft (657mm) cable, 6 AAA batteries and carrying case