Features: Specially ESP32-S3R8 MCU, support Wi-Fi and BLE. Optimized Software that achieves a higher Harshrate of 307KH/s. Computing Power increases by 60% more than other boards from , which means 60% more chances of winning. Standalone: can work as a BTC lottery miner directly over WiFi. No External computer is needed. Embedded: low cost, low maintenance, high availability, high reliability, low power. Versatile: solo/pool mining. ESP32-S3R8 MCU wifi microcontroller on board. Description: Specially optimized algorithm firmware enhances the arithmetic power to 307KH/s, increasing the probability of winning the lottery by 60%. The display turn off after 1 minute without operation, and you can wake up the screen by pressing any key to avoid light pollution. The system supports secure connection if the pool supports it. By double-clicking the USER key, allows you to switch to a desktop clock mode with the BTC Lottery running in the background. Two updates: 1. The computing power of T190 has been upgraded from 117KH/s to 307KH/s (performing well can increase to higher computing power) 2. Equipped with a white Shell. Colour: White Material: Plastic Package Contents: 1 x lottery machine with shell 1 set x accessories (accessory colors are random,Specified color is not accepted) Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.