ESP32 WiFi Bluetooth 18650 Battery+0.96 inch OLED CP2102 Development Board
ab 10,70 €
0.96" OLED Battery ESP32 Board. This tiny board could solve such problems. A LG 3000mAH 18650 battery (NOT include) could make ESP32 run 17 hours or more. The entire solution takes up the least amount of printed circuit board area.
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