Specially optimized algorithm firmware enhances the hashrate to 745KH/s (Floating up and down) (the hashrate firmware is being continuously upgraded), increasing the probability of winning the lottery by 1400% (Nerdminer V2 only 55KH/s). Main Features Optimized Software that achieves a higher Harshrate of 745KH/s (the hashrate firmware is being continuously upgraded). Hashrate increases by 1400% more than other boards from rivals, which means 1400% more chances of winning.(the hashrate firmware is being continuously upgraded) Standalone: can work as a BTC lottery miner directly over WiFi. No External computer is needed. Embedded: low cost, low maintenance, high availability, high reliability, low power. Versatile: Solo/pool mining. Due to different batches, there may be differences in product appearance, color, and printed text, which will not affect the use. Color: As Shown Material: Acrylic Package Contents: 1 x Mining Machine(Accessories color random, Not accepting designation) 1 x Data Cable (Random Color, Not accepting designation)