Product Name: H2 Air Quality Detector
Detection Objects: Formaldehyde, TVOC
Overall Dimension: 168*65*32 mm
2.1 Operating Environment:
Temperature Range: 0-50℃
Humidity Range: 0-90%RH
Atmospheric Pressure: 1 atm
2.2 Measurement Index and Range:
2.2.1 Formaldehyde Measurement Technical Index:
Measurement Range: 0-2mg/m³
2.2.2 TVOC Measurement Technical Index:
Measurement Range: 0-2mg/m³
Because the equipment has been sealed in the package for
1. Press the OK key for 5 seconds at first and then the buzzer will give out a"beep
2. Meanwhile, please put the detector in a ventilated place for 10 minutes and the equipment will do calibration automatically. When the backlight symbol on the display screen stops flickering, the calibration is finished.
3. If the detector has not been used for
- Gases like alcohols, carbon monoxide, hydrogen sulfide and so on will cause interference to the test of the sensor. Therefore, please keep away from such materials as alcohol cosmetics contain alcohol perfume, etc. ) cigarettes (containing carbon monoxide), smoke(containing acrylic acid) and fruits (containing ethyl alcohol) before detection.
- It's better to close the windows and doors for 10 minutes at first before testing formaldehyde in bedrooms, sitting rooms
- The detector adopts air free-flow diffusion sampling method. While the detector transfers from one room to another one, it takes a certain time to respond and the user
- The air quality detector adopts the battery to supply power. If there's no operation within 30 minutes, the detector will be turned off automatically to save the power.
3.2 Operation instructions
Turn On/Off the detector
Turn on the detect and then it will enter self-examination mode.
Press the back-light button then back-light will be on.
Re-press it, back-light will be off. They form a cycle.
If the battery level is low or the concentration of formaldehyde is over the set warning value (0.15mg/m3), the detector will send out the audible alarm. If the user intends to turn off the alarm, please press the audible alarm button.
3.3 Mode Setting
Press the mode-setting button and enter the setting mode. Set the upper-limit value for
4. 1 Please do not put the product in the environment where the temperature and humidity
4.2 Please do not disassemble the internal devices and crust of the detector.
4.3 While cleaning the detector, please use
4.4 Please do not shock or shake the product strongly.
Domestic Shipping Options: We cooperate with USPS courier company, free shipping is offered within the states.
Estimated Delivery Time: For orders outside the United States, we provide fast 5-7 business days international delivery via DHL Express by default.
Estimated Delivery Time: It generally takes about 24 hours to proceed with the order, and 2-5 working days in shipping, shipments can take longer to arrive depending on customs practices in the receiving country.
After receiving the item and if there is any quality problem, please contact us within 30 days. Product (sets) should be complete and with no damage. Refund will be issued as money back or product replacement. Buyer pays return shipping, thanks.
For specific operation, please shoot an email to our service personnel at:email@example.com. We will respond asap, thank you.