Water washing Air fresher for car 1.Novelty and practical design 2 ... protection when it is short of water;3. with the function of releasing Negative Ion4. Build-in ... and silent operation,5. Advanced humidity technology for better humidity6. Idea for home, personal room, beauty salon, aromatherapy ... plastic materials, protect against mould and bacteria11. Suitable for room size 15-40 square meter 12. Easy ...