cross-border new arrival multifunctional carbon monoxide detector camping portable carbon monoxide detector gt1210

Certification: CE, ROHS, UN3.8.3, CB-IEC-6.2133, ce-battery.
Packaging dimensions: 1, 2, 3 * 6, 9 * 4, 0 mm
Packaging weight: 84g
Battery Name: Polymer Lithium Battery
Model: 603040
Battery voltage: 3.7V
Battery capacity: 750 mAh / 2.75 Wh
Instructions
1. How to turn on or off the power Long-press the power button to turn on the power. It takes approximately 60 seconds for the measurement to stabilize. After that, it will automatically measure, and the measured value will be displayed on the screen. Note: After each startup, it needs to be preheated in clean air for 60 seconds before being taken to the test area for measurement. After turning on, press and hold the power button for 2 seconds to turn off the power.
2. Auto Shutdown: After the device is powered on, it will automatically shut down after 60 minutes of inactivity by default. You can adjust this by briefly pressing the power button. When displayed, it indicates a 20-minute auto shutdown; 40 minutes and 60 minutes follow the same pattern. When the icon turns gray, auto shutdown is disabled.
3. Press the alarm button briefly to turn on or off the buzzer alarm. When the white light is displayed, it indicates that the alarm is on. When the icon turns gray, the alarm is off.

4. Screen Brightness: Press the brightness button to switch between different brightness levels. 5. Adjust Temperature Unit: Long press the alarm button to switch the display between ‘C’ and ‘°F’. 6. When charging, ● turns red, and when fully charged, it turns green.