Specially optimized algorithm firmware enhances the hashrate to 1000KH/s, improving performance compared to previous models. The display turns off after 1 minute without operation and can be reactivated by pressing any key to reduce light pollution. Double-clicking the USER key allows switching to desktop clock mode while BTC lottery runs in the background. ESP32-WROOM-32 module supports Wi-Fi and BLE connectivity. Standalone operation: functions as a BTC lottery miner directly over WiFi without requiring an external computer. Embedded design offers low cost, low maintenance, high availability, high reliability, and low power consumption. Supports versatile mining options including solo and pool mining. Features ESP32-S3R8 MCU wifi microcontroller on board. Note: Slight variations may occur between batches due to manufacturing processes, which 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 items listed above are included; other products are not included. Note: Lighting and screen differences may cause slight variations in color representation. Measurement error allowance is +/- 1-3 cm.