6
Note:
This 6 level scale of PM2.5 / PM10 concentration is not the same as Air Quality Index (AQI).
BATTERY POWER STATUS
The device is powered by rechargeable batteries, and comes with battery power indicator. The battery life of the
device from fully charged batteries is determined by the number of detections it performed, either through set
intervals or manually activated by user.
100%
80%
60%
40%
20%
< 20%
When battery power fails to below 20%, user should recharge the batteries by connecting to a USB port using the
cable provided.
Note:
When the wireless PM2.5/PM10 air quality sensor’s battery power is below 20%, its detection function will
temporary suspension.
CHARGING THE BATTERIES
You can use the micro USB cable to charge the wireless PM2.5/PM10 sensor if the battery states show in “Low
battery”. When Micro USB port plug in the micro USB cable for charging, the LCD will display
and flashing
battery icon.
: Charging underway
: Charged to full capacity
Note:
- Charged to full capacity from <20% battery power status require 24 hours.
REPLACE THE RECHARGEABLE BATTERIES
Over time, the batteries may degrade in terms of holding the highest capacity for which it was designed for. If you
find the device’s battery power is not lasting as it used to be, it’s probably a good time to change them.
1.
Unscrew and remove the
battery door of sensor with a
screwdriver.
2.
Pull the black ribbon lying
under the batteries. All
batteries can be removed
together.
