5
● DO NOT charge other battery types with the
supplied charger. Confirm there is no flammable
material within 2 m of the charger during
charging.
● For long-term storage of the battery, make sure it
is fully charged every half year to ensure the
battery quality. Otherwise, damage may occur.
● DO NOT place the battery near heating or fire
source. Avoid direct sunlight.
● DO NOT swallow the battery to avoid chemical
burns.
● DO NOT place the battery in the reach of children.
● When the device is powered off and the RTC
battery is full, the time settings can be kept for 6
months.
● In the first use, charge the device for more than
2.5 hours in the power-off status.
● The battery voltage is 3.85 V, and the battery
capacity is 2100 mAh.
● The battery is certified by UL2054.
Maintenance
● If the product does not work properly, please
contact your dealer or the nearest service center.
We shall not assume any responsibility for
problems caused by unauthorized repair or
maintenance.
● A few device components (e.g., electrolytic
capacitor) require regular replacement. The
average lifespan varies, so periodic checking is
recommended. Contact your dealer for details.
● Wipe the device gently with a clean cloth and a
small quantity of ethanol, if necessary.
● If the equipment is used in a manner not specified
by the manufacturer, the protection provided by
the device may be impaired.
● We recommend you send the device back for
calibration once a year, and please contact the
local dealer for the information on maintenance
points.
Using Environment
● DO NOT expose the device to extremely hot, cold,
dusty, corrosive, saline-alkali, or damp
environments. Make sure the running
environment meets the requirement of the
device. The operating temperature shall be -10 °C
to 50 °C (14 °F to 122 °F), and the operating
humidity shall be 95% or less.
● This device can only be safely used in the region
below 2000 meters above the sea level.
● Place the device in a dry and well-ventilated
environment.
● DO NOT expose the device to high
electromagnetic radiation or dusty environments.
● DO NOT aim the lens at the sun or any other
bright light.
● When any laser equipment is in use, make sure
that the device lens is not exposed to the laser
beam, or it may burn out.
● The device is suitable for indoor and outdoor uses,
but do not expose it in wet conditions.
● The level of protection is IP 54.
● The pollution degree is 2.
Emergency
● If smoke, odor, or noise arises from the device,
immediately turn off the power, unplug the
power cable, and contact the service center.
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