Optimized software that achieves a higher hashrate of 925KH/s. Hashrate increases by 2100% more than other boards from rivals, which means 2100% more chances of winning. 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. Specially optimized algorithm firmware enhances the hashrate to 925KH/s (Floating up and down), increasing the probability of winning the lottery by 2100% (Nerdminer V2 only 55KH/s). 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: 3*NerdMiner with Case 3*Data Cable (Random Color) 1*4 Slots Stand Base 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.