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Top 5 Positive Customer Reviews for dc في 9v 2a
The shipping was fast although I've chosen only free standard shipping. The goods are of good and robust quality. 5-star seller. Will buy again from your store. Hope you sell plenty.
it is working according to description. The default time for delay is about 3-4 seconds. So you plug in to the wall and it is switching polarity every 3-4 seconds by default.