Specially optimized algorithm firmware enhances the hashrate to 992KH/s, increasing the probability of winning the lottery by 1780% (Nerdminer v2 only 55KH/s) The display turn off after 1 minute without operation, and you can wake up the screen by pressing any key to avoid light pollution Standalone: can work as a BTC lottery miner directly over WiFi Embedded: low cost, low maintenance, high availability, high reliability, low power Versatile: Solo/pool mining (The product appearance and printed words depending on the batch, but this does not affect use) Color: A:Black Material: CYD Package Contents: 1 * ESP32-2432S08 2.8 Inch Screen 1 * USB Cable(random colors, 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.