Coolhill USB Desk Fan for Bedroom: 100 Speeds Digital Small, Black&Purple
100 Adjustable Speeds & Digital Display – Coolhill Desk fan with 1 – 100 adjustable wind speeds. Short press to adjust the speed 1-20-40-60-80-100 levels. Ultra Quiet Personal Fan – Coolhill table fan equipped with advanced noise-reduction technology, make sure that the noise of this table fans for bedroom is lower than traditional fan, which is considered whisper-quiet(noise is reduced to only 28dB).