Safety notices
Replace all batteries immediately when the low-battery
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warning sounds.
DO NOT mix old batteries with new batteries.
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DO NOT mix batteries from different brands.
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DO NOT mix alkaline and carbon-zinc batteries.
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Insert the batteries according to the correct polarity.
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DO NOT attempt to repair the product yourself.
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Change your codes regularly.
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Minimize the exposure to moisture including wet hands
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and direct contact with liquids.
Use soft, dry cloth to clean and avoid cleaning with
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water, alcohol or other chemicals.
DO NOT exert excessive force or use sharp objects on
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the touchscreen panel.
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