WEMOS D1 Mini Pro 16M Bytes with External Antenna Connector ESP8266 CP2104
$4.0016M bytes(128M bit) Flash
External antenna connector
Built-in ceramic antenna
New CP2104 USB-TO-UART IC
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2Pcs ESP8266 ESP 01 Wireless WIFI Module Wireless Transceiver
$2.00- Experience the low-cost WiFi module that has taken the maker world by storm.
- The ESP8266 is a highly integrated SoC designed for the connected world.
- It features a complete, self-contained WiFi networking solution on a single chip.
- The on-board processor with integrated storage functions as a standalone microcontroller with GPIO, providing an easy and inexpensive way to integrate with sensors and standalone devices.
- The chip comes soldered to a breakout board with an integrated antenna and associated components, making it easy to get up and running.
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WEMOS D1 R32 ESPDuino-32 Compatible WiFi Bluetooth BLE with ESP32
Original price was: $13.15.$10.99Current price is: $10.99.- Wemos D1 R32 is Much faster and a lot cheaper than Arduino WiFi
- ESP32 Wi-Fi + Bluetooth + BLE and 4MB Flash Memory
- Arduino UNO Form Factor to use with Arduino Shields
- This is a 3.3V Device. Input Voltage 5 to 12V
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BIGTREETECH SKR Mini E3 V2.0 32Bit Control Board Integrated with TMC2209 UART Perfect fit for Ender 3/ 3 Pro/ 5/ 5 Pro 3D Printer
Original price was: $50.99.$44.99Current price is: $44.99.- SKR MINI E3 V2.0, version: V2.0
- The hot-bed MOS tube uses WSK220N04, a low on-resistance, a larger heat dissipation area, and reduces heat generation
- Optimize the plate and the frame to avoid the phenomenon of screw hole gaps. Avoid the phenomenon of screws hitting components.
- Add a parallel double Z-axis interface.
- Supports BLtouch, detection of blocked rotation, resumption of the shutdown, shutdown after shutdown, etc .;
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ESP32-CAM Camera Module OV2640 2MP Camera Development Board Wireless WiFi Bluetooth
Original price was: $9.99.$6.99Current price is: $6.99.- ESP32 CAM can be widely used in various IoT applications. It is suitable for home smart devices, industrial wireless control, wireless monitoring, QR wireless identification, wireless positioning system signals, and other IoT applications. It is an ideal solution for IoT applications.
- ESP32-CAM is a WIFI+ Bluetooth dual-mode development board that uses PCB onboard antennas and cores based on ESP32 chips. It can work independently as a minimum system.
- Ultra-small 802.11b/g/n Wi-Fi + BT/BLE SoC module
- Low-power dual-core 32-bit CPU for application processors