| Measure Range |
0 ppm to 1000 ppm |
| Working temperature |
-4 oF to 122 oF (-20 ℃ to 50 ℃) |
| Display |
Monochrome dot matrix 5.03 in x 5.03 in (128 mm x 128 mm) LCD graphic display. |
| Backlight |
The time of the backlight is settable, when alarm the backlight will be auto-on. |
| Working humidity |
0% RH to 95% RH |
| Battery |
3.7 V rechargeable lithium battery, with a capacity of 1800 mAh, the working time is more than 50 hours (no combustible gas), and the charging time is less than 6 hours. |
| Alarm Type |
sound and light, Higher and lower alarm point values are settable. There are three alarm statuses for selection: ON/OFF/MUTE. |
| Charging Method |
AC adapter, USB cable |
| Data Transmission |
High-speed data transmission by USB is available for data downloading and printing after installing the necessary software (optional function). |
| Measurement Range |
Automatic zero-point calibration |
| Size |
6.10 in x 3.07 in x 1.37 in (155 mm x 78 mm x 35 mm) |
| Weight |
0.66 lb (300 g) |
