1.Water purifer, portable 2.apply to SPA, bathtub, swimming pool 3.reasonable price 4.high quality , CE RoHs approved Description Dimension 110*90*55mmPower supply AC220V or AC110V,50/60HzMaximum power 10WOzone output 300mg/hrService life 3,500hrs packageTCB-131, 1 check valve, 1.5m tube characteristicl purify water and airl the product apply to SPA, bathtub,pool, swimming pool