| U1 | ESP32-C3 | RF Module, ESP32 SoC, RISC-V, WiFi 802.11b/n/g, Bluetooth LE 5, QFN32 |
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| U2 | W25Q128JVP | 128Mbit / 16MiB Serial Flash Memory, Standard/Dual/Quad SPI, 2.7-3.6V, WSON-8 |
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| U3 | USBLC6-2P6 | Very low capacitance ESD protection diode, 2 data-line, SOT-666 |
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| U4 | MS5611-01BA | Barometric pressure sensor, 10cm resolution, 10 to 1200 mbar, I2C and SPI interface up to 20MHz, LGA-8 |
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| U5 | SPX3819M5-L-3-3 | 500mA Low drop-out regulator, Fixed Output 3.3V, SOT-23-5 |
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| U6 | SHTC3 | Humidity and Temperature Sensor, ±2%RH, ±0.2°C, I2C, 1.62-3.6V, DFN-4 |
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| AE1 | Antenna_Shield | Antenna with extra pin for shielding |
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| C1,C2 | 27pF | Unpolarized capacitor |
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| C3,C7,C14,C15 | 10u | Unpolarized capacitor |
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| C4-C6,C8-C13,C16,C18,C19 | 100n | Unpolarized capacitor |
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| C17 | 2.2u | Unpolarized capacitor |
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| C20,C21 | 3.3pF | Unpolarized capacitor |
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| J1 | USB_C_Receptacle_USB2.0_14P | USB 2.0-only 14P Type-C Receptacle connector |
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| J2 | Conn_01x04_Pin | Generic connector, single row, 01x04, script generated |
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| L1-L3 | 2.2nH | Inductor |
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| R1 | 22 | Resistor |
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| R2,R5-R9 | 5.1K | Resistor |
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| R3,R4 | 470 | Resistor |
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| SW1 | RESET | Push button switch, generic, two pins |
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| SW2 | BOOT | Push button switch, generic, two pins |
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| TP1-TP4 | TestPoint | test point |
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| Y2 | Crystal_GND24 | Four pin crystal, GND on pins 2 and 4 |
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