04. SAFETY
The rated charging voltage of this product is 5V.
> Please charge in time when power is low, so as to avoid service
life loss caused by battery over-discharge.
The thermal imager is not recommended to be used in high
temperature environment for a long time, if the temperature is too
high, the imager will enter the high-temperature protection state,
and automatically shut down.
The recommended temperature for use −10°C to +50°C.
> Make sure that the USB/MCX port cover on the bottom of the
thermal imager is tightly closed when using in damp environ-
ments, e.g. rainy days.
> When the device is not used for a long time, it should be char-
ged at least every 2 months during storage and stored in a dry
and ventilated environment.
> The device should not be charged in an environment above
40°C.
Disposal of waste electrical equipment and batteries
Do not dispose of waste electrical equipment and batteries
in the household waste. Please hand them in to your local
recycling centre. Batteries should be fully discharged when
disposed of.
CE marking
05. OPERATION
ATTENTION!
The lens of the device must not be pointed
at any sources of intense energy, such as
laseremitting devices or the sun. This may
damage the electronic components in the
device. Damage caused by failure to comply
with the operating guidelines is not covered
under warranty.
06. SWITCH ON
> Turn on the device by pressing the Power button.
The start-up screen appears, the infrared image comes on after
several seconds. The green LED indicator lights up continuously.
KEILER PRO 2020 · Operating Manual 11 / 2020
The devices are in conformity with the EU
directives:
EMC Directive 2014/35/EU
RoHS Directive 2011/65/EU
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