Option 1: NerdMiner V2 Pro 350KH/s

NerdMiner 2.8" – Easy Setup & Cost-Effective Mining

Easy Setup, Simple Start:
Simply connect the device to your Wi-Fi network and enter your Bitcoin wallet address. The miner consumes minimal power (just a few watts) and can even be powered by a mini solar panel—making it a highly cost-effective solution for beginners.

Ready to Mine:
The device comes pre-loaded with the latest mining software (Firmware Version 1.8.3). Just connect it to a power source via MicroUSB, configure the Wi-Fi settings, and enter your Bitcoin address.

Quality & Support:
All devices are rigorously tested to ensure they run the latest firmware with a stable hashrate of 340 KH/s. We also provide 24-hour technical and tutorial support.

Elegant & Practical Design:
With its sleek desktop ornament design, the NerdMiner 2.8" is perfect for your home or office desk—and makes a great gift, too.

Option 2: NMMiner 1000KH/s (Latest Upgrade)

Latest Version Updates:

1. New weather and temperature display features added
2. Multi-currency K-line chart function added
3. Real-time device monitoring: Connect the miner to your computer via USB, enter the device's homepage IP address in a browser to access the NM Monitor, view detailed device status, and verify all functions are operating normally.

Product Highlights:

- Top-tier Performance: Specially optimized algorithm firmware boosts the hashrate to 1040 KH/s (Latest NMMiner Version), a massive improvement over Nerdminer V2 55 KH/s.
- Smart Screen Control: The display automatically turns off after 1 minute of inactivity to avoid light pollution, and can be woken up by pressing any key.
- Dual-Mode Operation: Double-click the USER key to switch to desktop clock mode, with BTC Lottery mining running silently in the background.

Open-Source & Free Upgrades:

- All new official firmware versions are free to upgrade for this board.

Core Main Features:

- Dual-MCU Support: Equipped with ESP32-WROOM-32 Module and ESP32-S3R8 Wi-Fi Microcontroller, supporting both Wi-Fi and BLE connections.
- Industry-Leading Hashrate: Optimized software delivers a stable hashrate of up to 1040 KH/s, 1750% higher than competing boards, translating to 1750% greater chances of winning the BTC lottery.
- Standalone Operation: Works directly as a BTC lottery miner over Wi-Fi, no external computer required.
- Low-Power Embedded Design: Low cost, low maintenance, high availability, high reliability, and ultra-low power consumption.
- Flexible Mining Modes: Supports both solo mining and pool mining.

Detailed Specifications:

- Master Chip: ESP32-WROOM-32
- Wi-Fi Standard: 802.11 b/g/n
- Bluetooth: Bluetooth LE 4.2
- Hardware Interfaces: UART, SPI, SDIO, I2C, PWM, I2S, ADC
- Memory Configuration:
- 384KB ROM
- 512KB SRAM
- 16KB RTC SRAM
- 8MB SiP Flash
- Interface: Type-C USB
- GPIO Pins: 22
- Antenna Gain: On-board Antenna, 2dBi
- Operating Temperature: -20 ~ 70℃

Default Packing List:

1. ESP32-2432S08 2.8 Inch Screen Board ×1
2. USB Cable ×1