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Amazon.com: MakerFocus ESP32 Development Board SX1262 863 928MHz LoRaWAN WiFi Bluetooth Dual Core 240MHz Integrated CP2102 with 0.96" OLED Display and Antenna for Ar duino NodeMCU Intelligent Scenes : Electronics
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ESP32 DOIT DEVKIT V1 Board with DC Motor and L298N Motor Driver Kit-Control Speed and Direction - AliExpress
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Amazon.com: MakerFocus 4pcs 3.7V 3000mAh Lithium Rechargeable Battery 1S 1C Lipo Battery with Protection Board Insulated Rubber Tape and Micro JST 1.25 Plug for Ar duino NodeMCU ESP32 Development Board : Toys
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Amazon.com: MakerFocus ESP32 Development Board Upgraded Version 8MB SiP Flash & 4pcs 3.7V 2000mAh Lithium Rechargeable Battery LiPo Battery : Toys & Games
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Designed a power supply circuit to operate the ESP32 with two batteries (actually, I did not design it) | kohacraft's blog
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