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1. Abra la tapa en sentido contrario a las agujas del reloj
2. El polo positivo "+"de la pila de litio CR2 debe colocarse hacia fuera. (mira la imagen)
3. Apriete la tapa de la batería en el sentido de las agujas del reloj después de instalar la batería.
9. INSTRUCCIONES DE SEGURIDAD DE USO
Preventing your instrument from falling or getting damaged and never tamper it. If there is abnormal noise, please
contact customer service department of our company.
The operating temperature for this product is-10 ℃~50 ℃. Please use or keep the instrument within the operating
temperature range and avoid using in a sharp temperature change environment.
Please do not keep the product under the sunlight directly, high temperature or low temperature environment for a long
time. (e.g. in trunk of car).
Do not expose and aim at the sunlight.
Do not use or store the product in the environment with strong electromagnetic radiation or magnetic field.
If the product isn't be in use for a long time, please remove the battery and store it in a cool, dry place. It is also
recommended to put this product in a dry box.
Do not disassemble, modify or repair the product by yourself, the damage of the instrument and the irradiation of the
laser may cause the visual damage and other harm.
Please do not use it in dusty areas in order to avoid failures.
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