Specially optimized algorithm firmware enhances the hashrate to 987KH or s(Floating up and down), increasing the probability of winning the lottery by 1700 percent (Nerdminer V2 only 55KH or 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 or pool mining. Due to different batches, there may be differences in product appearance, color, and printed text, which not affect the use. Color: As Shown Material: Acrylic Package Contents: 1 x NerdMiner with Case 1 x Data Cable (Random Color,Specified color is not accepted) 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. Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.