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 a desktop clock mode while the 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 an ESP32-S3R8 MCU wifi microcontroller on board. Minor fluctuations may occur. Variations between batches may result in slight differences in printing, 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 conditions and display settings may cause slight variations in the color of the item compared to the image. Measurement error allowance is +/- 1-3 cm.