Matters needing attention

1. Avoid using in the following environment: the environment with rapid temperature change is more than 40 degrees; Low temperature 0 degrees, under strong light irradiation, under ultraviolet radiation, in the dust environment; In a humid environment; The product is dipped in water or soaked in any liquid.

2. Avoid using sharp or sticky objects to contact the surface of the screen to prevent damage, and avoid dropping the product vertically to the ground or being strongly impacted by other objects.

3. Gently wipe with a dust-free cloth when cleaning

4. Do not use batteries inconsistent with the model of the machine or non-standard batteries.