Steaming Fragrant Night Lights with fine light-through porcelain lampshades and Glass Candle Holders. The product obtained national patent right and obtained standards by UL of America, by CUL of Canada, by PSE of Japan , by SAA of Australia, by CE and by RoHS of EU. The Night Light has other functions: you can use it as a fragrant lamp if fragrance oil is added to the top cup; and you can use it as disinfectant and bactericide to purify the air of your residence if vinegar is added.