GekkoScience Bitcoin SHA256 USB Stick Miner 2PAC BM1384 BTC
Manufactured in the USA by GekkoScience (Sidehack). Sidehack is fast becoming a legend in the bitcoin mining community for his innovative and high quality miners.
Currently the most efficient USB miner ever manufactured and is available in limited quantities! The 2-PAC Compac features 2 Bitmain BM1384 chips (this is the same chip as in the Bitmain S5). It has a fully adjustable regulator design that gives you a core voltage range of 550mV to 800mV. Typical hasrate is 15+gh/s depending on clock rate. Efficiency is .31-.35 watts per gh.
Average speed: 15 GH (Higher speed requires usb port above spec)
Power Consumption: 32-35 watts per gh
Completely silent operation
2 x Bitmain BM1384 chips
Made in USA