Generate ionic and ozone (O3) to oxidize, remove bacteria that causing food decay and keep the food fresh for longer time, low voltage indicator reminds you to replace batteries. SIZE: 5 x 3 IMPRINT AREA: 3/4 x 1/4 IMPRINT AREA: 1 x 1/2 PCS/LB: 24/18 BATTERY: 4 x C days operation |
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