Specially optimized algorithm firmware enhances the hashrate to 1000KH/s, improving performance compared to similar devices. The display turns off after 1 minute without operation and can be reactivated by pressing any key to reduce light disturbance. Double-clicking the USER key allows switching to desktop clock mode while BTC mining continues in the background. ESP32-WROOM-32 Module supports Wi-Fi and BLE connectivity. Standalone operation: functions as a BTC miner directly over WiFi without requiring an external computer. Embedded design offers low cost, minimal maintenance, high availability, reliability, and low power consumption. Supports versatile mining options including solo and pool mining. Features an ESP32-S3R8 MCU Wi-Fi microcontroller on board. (Performance may vary) (Minor differences between batches may occur due to manufacturing variances but do not affect functionality.) Color: As Shown Material: PCB + Acrylic Package Contents: 1 x Solo Lottery Miner 1 x USB Cable (Cable color is random; no specific color requests accepted) Only the above package content is included; other items are not part of this product. Note: Lighting conditions and screen displays may cause slight variations in color appearance. Measurement tolerance is +/- 1-3 cm.