1、ACCURATE WITH HIGH RESOLUTION: Detector can accurately measure the concentration of formaldehyde in the air, resolution of 0.01PPM 2、APPLICABLE SCENE: Applicable to gas detector, air conditioner, air quality monitoring, air purifier, HVAC system, smart home, other IAQ system 3、SENSITIVE AND STABLE: Formaldehyde gas detector possess high sensitivity, stable data, output mode for NPN 4、WIDE APPLICATION: Used for industrial plant, coal mine lane, pollution discharge, industrial waste gas detection, fuel plant, warehouse storage, chemical plant, traffic tunnel 5、PERFECT PERFORMANCE: Come with high accuracy, good repeatability, quick response, strong interference resistant, reliable performance 1 x Formaldehyde Gas Detector 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℃~+30℃Operating Temperature Range: -10℃~+50℃Operating 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 Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.