is very noisy and the output fluctuates causing the motor to howl and the voltage to drop. It's a cool idea, but it looks like a cheap Chinese flea market item. I think $10 would be a good price but I paid too much to find out.
Floor fan Electrolux EFF-1004i, black
25 Review
Mini USB Type C Fan Portable for Samsung Galaxy Note 8 Note9 A10 A9 Star A9s A8s A8+ A6s, Moto G7 G6 LG Stylo 4 Xiaomi Mi A2 Mi 8 Huawei P30 and More
12 Review
Floor fan VITEK VT-1948, black
60 Review
Smartphone Xiaomi POCO M5 6/128 GB RU, Dual nano SIM, black
38 Review