. 1559. Electric oil popcorn poppers and tumblers Subchapter II of chapter 99 is amended by inserting in numerical sequence the following new heading: 9902.16.80 Electrothermic hot oil popcorn poppers of a kind used for domestic purposes, each with rotating metal wire stirring sticks and mechanical tumbler action (provided for in subheading 8516.79.00) Free No change No change On or before 12/31/2020 . 1560. Candle warmers Subchapter II of chapter 99 is amended by inserting in numerical sequence the following new heading: 9902.16.81 Electrothermic plug-mounted room deodorizers of a kind used for domestic purposes, each with decorative non-plastic housing, not incorporating a rheostat