The Bitmain AntMiner S5 is the most power-efficient Bitcoin miner currently on the market. … BrandAntminerAudio Wattage590 WattsWattage590 WattsItem Dimensions LxWxH29.8 x 13.3 x 15.6 CentimetersItem Weight6.31 PoundsAntMiner S5 ~1155Gh/s @ 0.51 W/Gh 28nm ASIC Bitcoin Miner – Amazon.in www.amazon.in › AntMiner-S5-1155Gh-0-51W-Bitcoin