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① Camera
② Module Power LED
③ Pin Headers
④ 5 V to 3.3 V LDO
⑤ Digital Microphone
Pin Headers ③
FPC Connector ⑥
Function Button ⑦
⑧ ESP32-S3-WROOM-1
⑨ MicroSD Card Slot
⑩ 3.3 V to 1.5 V LDO
⑪ 3.3 V to 2.8 V LDO
USB Port ⑫
Battery Charger Chip ⑭
Battery Red LED ⑮
Accelerometer ⑯
Battery Soldering Points ⑬