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 mining continues in the background. Equipped with ESP32-WROOM-32 module supporting 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 an ESP32-S3R8 MCU wifi microcontroller onboard. Note: Minor variations may occur between batches due to manufacturing processes; these 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 and cannot be specified) Only the items listed above are included; other products are not included. Note: Lighting conditions and screen settings may cause slight color differences between the image and the actual item. Measurement error allowance is +/- 1-3 cm.