Specially optimized algorithm firmware enhances the hashrate to 468KH/s (up and down), increasing the probability of winning the lottery by 750% (Nerdminer V2 only 55KH/s).Optimized Software that achieves a higher Harshrate of 468KH/s.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.Colour:Material:PCB+PlasticTips: The product may be updated constantly ,Due To Different Batches, The Actual Product May Have Slight Differences Or Color Differences, Which Does Not Affect UsePackage Contents:1 x Solo Lottery Miner1 x USB Cable(Random Color, don't accept the specified color)Only the above package content, other products are not included.Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.