Samsung HKT600 Manual page 6

Do not allow your device to get wet—liquids can cause serious
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damage. Do not handle your device with wet hands. Water damage
to your device can void your manufacturer's warranty.
Allowing unqualified personnel to service your device may result in
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damage to your device and will void your warranty.
Avoid using or storing your device in dusty, dirty areas to prevent
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damage to moving parts.
Avoid using your device's light close to the eyes of children or
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animals.