並前往https://www.carousell.com.hk/p/mpower-fenix-alf-18-18650-to-21700-tube-battery-converter-adapter-%E9%9B%BB%E6%B1%A0-%E8%BD%89%E6%8F%9B%E7%AD%92-%E9%81%A9%E5%90%88%E5%90%84%E9%A1%9E-%E9%9B%BB%E7%AD%92-%E5%8E%9F%E8%A3%9D%E8%A1%8C%E8%B2%A8-268768407/