SM207 Portable Formaldehyde CH2O Tester Hygrometer Indoor Air Quality Detector Humidity Measurement Meter

Useful formaldehyde detector with high accuracy. It can detect the concentration of formaldehyde and humidity accurately which helps to protect you and your family from the harm of formaldehyde.

Features:
With high precision electrochemical gas sensor and humidity sensor?∨ it can detect the concentration of formaldehyde and humidity accurately.
Widely used in interior decoration?∨ environmental monitoring?∨ chemical raw material detection. Also suitable for indoor and car use.
It can display the max. and min. humidity value and set a formaldehyde concentration alarm.
2 units of formaldehyde concentration can be displayed: PPM or mg/m^3.
With a removable cover for sensor?∨ it can be well protected.
With rotated sensing head?∨ convenient to test.
Compact size?∨ light weight?∨ convenient to carry.

Specifications:
Display: LCD Display
Humidity Range: 30-90%RH
Humidity Resolution: 1%RH
Humidity Accuracy: ?3%
Formaldehyde Range: 0-4PPM / 0-5mg/m^3
Formaldehyde Resolution: 0.01PPM / 0.01mg/m^3
Formaldehyde Accuracy: ?5%
Response Time: <=30s?∨ 20??C
Power Supply: 1 * 9V Battery(not included)
Item Size: 18 * 6 * 3cm / 7.1 * 2.4 * 1.2in
Item Weight: 131g / 4.6oz
Package Size: 20 * 10.5 * 5.5cm / 7.9 * 4.1 * 2.2in
Package Weight: 228g / 8.1oz

Package List:
1 * Formaldehyde Tester(battery not included)
1 * Bag
1 * User Manual"