Feature:1. ACCURATE WITH HIGH RESOLUTION: Detector can accurately measure the concentration of formaldehyde in the air, resolution of 0.01PPM2. APPLICABLE SCENE: Applicable to gas detector, air conditioner, air quality monitoring, air purifier, HVAC system, smart home, other IAQ system3. SENSITIVE AND STABLE: Formaldehyde gas detector possess high sensitivity, stable data, output mode for NPN4. WIDE APPLICATION: Used for industrial plant, coal mine lane, pollution discharge, industrial waste gas detection, fuel plant, warehouse storage, chemical plant, traffic tunnel5. PERFECT PERFORMANCE: Come with high accuracy, good repeatability, quick response, strong interference resistant, reliable performanceSpecification:Item Type: Formaldehyde Gas DetectorInput Voltage: DC5V~24VLoad Current: <1AQuiescent Current: <10MADetection Gas: Formaldehyde (CH20)Resolution: 0.01PPMStability: <5%Output Linearity: LinearRepeatability: <2% of output valueRange: 0~5PPMMaximum Load: 20PPMSensitivity: -0.08UA/PPMResponse Time: (T90)<15SSampling Mode: DiffusionOutput Mode: High and low levelPressure Range: 1 0.1 standard atmospheric pressureExpected Service Life: 3 Years (in air)Recommended Storage Environment: +10~+30Operating Temperature Range: -10~+50Operating Humidity Range: 15% RH~90% RH (no condensation)Long Term Stability: <2% Signal value per monthWire Length: Approx. 50cm / 19.7in ( 10MM)Shell Material: Black PCV0 fireproof materialSafety Standard Certification: CE.Package List:1 x Formaldehyde Gas Detector