Specially optimized algorithm firmware enhances the hashrate to 411KH/s, increasing the probability of winning the lottery by 680% (Nerdminer v2 only 55KH/s).<br> The display turn off after 1 minute without operation, and you can wake up the screen by pressing any key to avoid light pollution.<br> By double-clicking the USER key, allows you to switch to a desktop clock mode with the BTC Lottery runs in the background.<br> ESP32-WROOM-32 Module, support Wi-Fi and BLE.<br> Optimized Software that achieves a higher Harshrate of 411KH/s.<br> Standalone: can work as a BTC lottery miner directly over WiFi. No External computer is needed.<br> Embedded: low cost, low maintenance, high availability, high reliability, low power.<br> Versatile: solo/pool mining.<br> ESP32-S3R8 MCU wifi microcontroller on board.<br> Master Chip: ESP32-WROOM-32<br> Wi-Fi: 802.11 b/g<br> Bluetooth: Bluetooth LE: Bluetooth 4.2<br> Hardware Resource: UART, SPI, SDIO, I2C, PWM, I2S, ADC<br> Memory: 384KB ROM; 512KB ; 16KB ; 8MB SiP Flash<br> Interface: Type-C USB;<br> GPIO: 22<br> Antenna Gain: Board Antenna, 2dBi<br> The product appearance and printed words depending on the batch, but this does not affect use<br> Colour:As Shown<br> Material:PCB+Plastic<br> Package Contents:<br> 3 x Machine<br> 3 x USB Cable(The color of the data Cable is random, no specified color is accepted)<br> Only the above package content, other products are not included.<br> 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.