The third unit was placed in a box with a relative air humidity of 65% (without condensate!!!), and we regularly made calls with it for 2 weeks (around 20 minutes a day).

• 第三个单位被放置在一个箱子内的相对空气湿度为65%25（无冷凝!!!),，我们经常通话，它为2周（约20分钟，每天）。