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equipment installaon on vibraons surface or places subject
to shock (ignorance can cause equipment damage).
●
Do not place the device in extremely hot (refer to the
specicaon of the device for the detailed operang
temperature), cold, dusty or damp locaons, and do not
expose it to high electromagnec radiaon.
●
The device cover for indoor use shall be kept from rain and
moisture.
●
Exposing the equipment to direct sun light, low venlaon or
heat source such as heater or radiator is forbidden (ignorance
can cause re danger).
●
Do not aim the device at the sun or extra bright places. A
blooming or smear may occur otherwise (which is not a
malfuncon however), and aecng the endurance of sensor
at the same me.
●
Please use the provided glove when open up the device cover,
avoid direct contact with the device cover, because the acidic
sweat of the ngers may erode the surface coang of the
device cover.
●
Please use a so and dry cloth when clean inside and outside
surfaces of the device cover, do not use alkaline detergents.
●
Please keep all wrappers aer unpack them for future use. In
case of any failure occurred, you need to return the device to
the factory with the original wrapper. Transportaon without
the original wrapper may result in damage on the device and
lead to addional costs.
●
Improper use or replacement of the baery may result in
hazard of explosion. Replace with the same or equivalent type
only. Dispose of used baeries according to the instrucons
provided by the baery manufacturer.
●
Biometric recognion products are not completely applicable
to an-spoong environments. If you require a higher security
level, use mulple authencaon modes.
●
Working temperature: 0 °C to 50 °C; Working humidity: 10% to
90% (no condensing)
●
Indoor use. The device should be at least 2 meters away from
the light, and at least 3 meters away from the window.
●
Version: 1.0, Issue Date: 20200519
●
Outdoor use or use in environment exceeding the device
temperature measurement will aect the temperature
measurement accuracy.
viii
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