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Allow us to illuminate your path to stronger hands and wrists with our NSD spinners. The powerballs listed on this page contain colorful LED lights which gradually light up when spinning the rotor. Also good to note is that none of the models are battery powered but only rely on the generated power using the movement of your hand.
Excellent guarantee, and 14 days cooling off period
Delivery with track & trace
Default volume and shipping discounts
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