The six-chip version produces 420 lumens with a lens and 300 lumens without a lens, in each case at an operating current of 700 mA and an output of 15W.是什么意思_The six-chip version produces 420 lumens with a lens and 300 lumens without a lens, in each case at an operating current of 700 mA and an output of 15W.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句