Description

Manufactured in the USA by legendary GekkoScience (Sidehack). The F stands for Ferrari because these are currently the fastest USB miners ever manufactured. These USB sticks are hot-rod red because they get very hot so make sure you have an active cooling system setup! Built around the BM1397 chip (this is the same chip as in the Bitmain S17 miner).

Features
Mines any SHA256 algorithm coin such as bitcoin, bitcoin cash, bitcoin SV, digibyte, etc 
Stock speed: 200 GH 
High Speed: 350-500 GH (Higher speed requires usb port with 3amps)
Uses BM1397 chips from the Bitmain S17 miner
Made in USA