:High-powered UV-C LEDs cost around $15 each, says Armani, and you need an array of them. If the company sells a light for under $20 and the instructions say it works in minutes, it’s probably fake. “It is not like a magic wand, you can’t just wave and disinfect something,” she says.
最新评论 4
:感觉不靠谱
:Youtube “Do handheld germ blasters really work?” 有做测试 看起来好像没有什么用
:High-powered UV-C LEDs cost around $15 each, says Armani, and you need an array of them. If the company sells a light for under $20 and the instructions say it works in minutes, it’s probably fake. “It is not like a magic wand, you can’t just wave and disinfect something,” she says.
:好