Features

• Backlit LCD displays both TVOC (Total Volatile Organic Compound) and HCHO or CH2O (Formaldehyde) concentrations in real-time· Real-time displays the API (Air Pollution Index)
• High accuracy and reliability fuel cell Formaldehyde sensor
• Two switchable units, ppm and mg/m3
• Audio and visual alarms
• Auto power off 

Specifications

• HCHO

• Range: 0.00 to 5.00mg/m³
• Resolution: 0.01mg/ m³
• Accuracy: ±5% F.S.

• TVOC

• Range: 0.00 to 9.99mg/m³
• Resolution: 0.01mg/ m³
• Accuracy: ±5% F.S.

• Response time: =<2s
• Operating temperature : 0ºC to 40ºC
• Storage temperature: -10ºC to 60ºC
• Charge time: 3 hours
• Working Voltage: 7.4V (Rechargeable battery)
• Dimensions: 6.5x2.4x1" (165 x 60 x 25mm)
• Weight: 1.3 lbs (584g) 

Standard Delivery

• DT-900A
• Power Adaptor· Li battery