Electronic Sand Timer Hourglass Timer Game Kitchen Timer Bedroom Ornament

Light colour(optional): yellow/red/green/blue. There is a button on the left side of the product, press 3 seconds to turn on the power off is also press 3 seconds. After the power on, it will drop one in one second, press it to show M, it will drop one in one minute, then press it to show H, it will drop one in one hour.

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