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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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Monitoring LiPo battery voltage with Wemos D1 minibattery shield and Thingspeak – Arduino, ESP8266, ESP32 & Raspberry Pi stuff
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Amazon.com: 2PCS Lithium Ion Battery 1100mAh Vivan-Star Ar d ui no Nodemcu ESP32 Development Board Protective Board Insulated Rubber Tape 3.7V 1100mAh Lithium Rechargeable Battery 1S 3C Lipo Battery : Cell Phones
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