| [ ART.NO 6118 ] |
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The Minus ion concentration around this stone will be ten times higher than normal, reaching the density of 4900pcs/cm3 usually to be found only at waterfalls. 1, Made of ceramic, emits minus ions 2, Just connect it to an air compressor - done! 3, The minus ions last for a long time, making this device very economic! |
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