| 摘要 |
<p>A miniature negative-ion air purifier comprising a housing, a circuit board used for generating negative ions, and a hanging position provided on the housing and used for hanging. Because the hanging position used for hanging is provided on the housing, the miniature negative-ion air purifier can be hanged on a bag or a key ring by fitting the hanging position with a hook (42) or a hanging ring while on the go and be hanged via the hanging position onto a wall when not in use, thus facilitating use.</p> |
