Feature:    1. High Accuracy Sensor: The detector has a large sensor window, provides accurate detection data, the basic error is ±0.03 ±5% 2. Quick Response: The detector can respond quickly, the response time is less than 30s, can detect the maximum and minimum values of formaldehyde 3. High Performance: The detector can keep data, easy to record, the large display clearly shows the function, readings and date, the format can be switched 4. Portable: This formaldehyde tester is small in size and lightweight, convenient to carry, suitable for work outgoing 5. Widely Application: The meter is widely used for room, indoor, residential area, public place, living place, factory, mine, etc. Specification: Item Type: Formaldehyde Detector Material: ABS Model: 8801 Plug: EU Plug AC100-240V Battery: 3x1.5V AAA (not included) Uses: Widely used in on site quantitative and qualitative detection of formazan in the air of room, indoor, residential area, public place, living place and factory and mine Basic Parameter: Detection Range: 0-3mg/m³ Minimum Reading: 0.01mg/m³ Resolution: 0.01mg/m³ Basic Error: ±0.03 ±5% Response Time: