Specially optimized algorithm firmware enhances the hashrate to 1000KH/s, increasing performance compared to similar devices. The display turns off after 1 minute of inactivity and can be reactivated by pressing any key to reduce light pollution. By double-clicking the USER key, users can switch to desktop clock mode while BTC mining continues in the background. Features an ESP32-WROOM-32 module with Wi-Fi and BLE support. Operates as a standalone BTC lottery miner over WiFi without requiring an external computer. Designed for low cost, low maintenance, high availability, high reliability, and low power consumption. Supports versatile mining options including solo and pool mining. Equipped with an ESP32-S3R8 MCU Wi-Fi microcontroller onboard. Note: Slight variations may occur between batches, 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 and cannot be specified). Other items not included. Note: Lighting and display differences may cause slight color variation between the image and the actual item. Measurement tolerance: +/- 1-3 cm.