Operation Circumstances
Safety Instructions
Do not expose the product to the direct sunlight for normal operation
and life cycle.
Avoid dusty location and place the product on the stable and non-
vibrating desk.
Keep and use the product under the optimal conditions as follows:
-Temperature: 5℃~45℃(41F~113F)
-Humidity: 0%~85%(no condensation)
Do not press the LCD screen or control keys with sharp objects such as a
pen or a pin.
In case of safekeeping for long period, put the cover on the product.
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