ESP32 2.8" OLED Dev Board for Hashrate Solo Mode Lottery Machine Nerd BTC Miner

Product Features:
1. User-friendly operation with no authorization required. Deeply optimized algorithm firmware delivers up to 1060 KH/s hashrate.
2. Visual interface: Powered by ESP32-D0WD-V3 WiFi MCU with a 2.8-inch touchscreen, providing comprehensive and clear status displays and relevant information.
3. Service support: Includes sample programs and development tools. Users can operate via Bluetooth or Wi-Fi.
4. Standalone Operation: Directly functions via WiFi without external computers, enabling intuitive status monitoring and convenient oversight.
5. Versatile Application: Utilizes ESP32-D0WD-V3 MCU with WiFi and Bluetooth support. Optimized software achieves up to 1060 KH/s hashrate, delivering outstanding single-unit mining performance.
 
Product Specifications:
Integrated Features: Supports Wi-Fi 802.11b/g/n, Bluetooth BLE
Operating Mode: BTC Random Lottery Mode
Main Chip: ESP32-DROOM
Power Monitoring Range: 5~20V / 0~6A
Hashrate: 1000KH/s
Wi-Fi: 802.11 b/g/n
Power Supply Range: DC 5V
Display: 2.8-inch 240*320 Smart Touchscreen
Charging Protocol: Not Supported
Memory: Built-in 520KB SRAM
Dimensions: 86 * 50 * 13.5mm
Device Management: NMController
Operating Temperature: -20 ~ 70 ℃
 
Product Listing:
6X Module
6X Touch Pen
6X Data Cable
6X Terminal Cable
6X Enclosure Kit (Transparent acrylic enclosure requires customer assembly)

Domestic
We believe you need to get your purchases as quick as possible. As a general rule your item will be shipped within 24 hours of you purchasing it. We pack and post from Tuesday to Sunday (Mondays we are closed) but definitely get all our mail off to the post office first thing Monday morning for you. Mail gets picked up at 12pm so chances are if you buy before lunchtime your item will leave the same day.

International
Same as above but understand that depending on what part of the world you are from it does take a little longer to send, delivery can be from 7-15 working days. Also other factors to take into consideration are quarantine and customs regulations in your country. It is also a consideration that customs duties and GST/VAT may be payable at the buyers expense.

Combined Postage (for items with shipping charges):
We are more than happy to combine postage, just use the Buy it Now function in eBay (but DO NOT PAY after purchasing each item) to buy all the products you need, when you have finished request a combined invoice, we will base the shipping cost on the size, weight and your location.

* When you satisfied with our product and services please leave us positive feedback.

* If you have got the package, please confirm "Delivery on time" For us.

* If a problem occurs, contact us immediately with any email request.

* Just contact us using the " Ask the seller a question" link on eBay.

Your Satisfaction is our Priority. Our goal is to make all our customers as happy as possible while shopping with us.

For anything problem about product, price, shipping or order status, pleasecontact us via eBay message.Just contact us using the " Ask the seller a question" link on eBay.
We expect positive feedback and 5 scores DSR from you.

  1. We believe our items are so outstanding. We are convinced you will be happy with your Purchase.
  2. If you do not satisfy with our items. Please simply return to us within 30 Days in original condition. Just pay for the returned postage. Then we can issue full refund to you after the returned item arrived at our warehouse.
  3. Please include your eBay ID and item number with any email requests.

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