新一代彩色二級頭出爐囉! 中壓更加穩定 詳細請看Aquatec粉絲專業網 https://www.scuba-aquatec.com/en/product/Scuba-Non-Adjustable-Regulators/rg-2100s_new.html 更多影片: https://youtu.be/Mr6RR9fJ4dw