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Gold electronic candles

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price: Negotiable
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Delivery term: The date of payment from buyers deliver within days
seat: Beijing
Validity to: Long-term effective
Last update: 2017-12-14 16:53
Browse the number: 102
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By comparing circuit testing, when the sound signal reaches preset monitoring strength, comparison circuit output pulse signal to the gate, is a gate open, send electrical signals to the power amplifier circuit, the power amplifier circuit saturation conduction, switching control equipment, at the same time have a clock circuit to maintain on state
can make other decoration. Suitable for promotional gifts, hotels, bars, home decoration, churches, Halloween, Christmas gifts, etc.
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