Reference, Quantity, Value, Footprint, Datasheet BT1 ,1,"18650 Li-Ion","JBeyerstedt-Library:BatteryHolder_COMF_BHC-18650-1","~" C1 ,1,"1n","Capacitor_THT:C_Disc_D4.7mm_W2.5mm_P5.00mm","~" C10 ,1,"1u","Capacitor_SMD:C_0805_2012Metric_Pad1.15x1.40mm_HandSolder","~" C2 C4 C9 ,3,"0.1u","Capacitor_SMD:C_0805_2012Metric_Pad1.15x1.40mm_HandSolder","~" C3 ,1,"1u","Capacitor_THT:C_Rect_L4.6mm_W3.8mm_P2.50mm_MKS02_FKP02","~" C5 ,1,"100u","Capacitor_THT:CP_Radial_D10.0mm_P5.00mm","~" C6 ,1,"470u","Capacitor_THT:CP_Radial_D10.0mm_P5.00mm","~" C7 ,1,"4.7u","Capacitor_SMD:C_0805_2012Metric_Pad1.15x1.40mm_HandSolder","~" C8 ,1,"0.01u","Capacitor_SMD:C_0805_2012Metric_Pad1.15x1.40mm_HandSolder","~" D1 ,1,"1N5401","Diode_THT:D_DO-201AD_P12.70mm_Horizontal","http://www.vishay.com/docs/88503/1n4001.pdf" J1 ,1,"JTAG_ESP32","Connector_PinHeader_2.54mm:PinHeader_2x07_P2.54mm_Vertical","~" J2 ,1,"FTDI:GRN-BLK","Connector_PinHeader_2.54mm:PinHeader_1x06_P2.54mm_Vertical","~" J3 ,1,"SI7021:SDA-VIN","Connector_PinHeader_2.54mm:PinHeader_1x04_P2.54mm_Vertical","~" J4 ,1,"BOOT-EXEC","Connector_PinHeader_2.54mm:PinHeader_1x03_P2.54mm_Vertical","~" R1 R2 R3 ,3,"22K","Resistor_THT:R_Axial_DIN0207_L6.3mm_D2.5mm_P10.16mm_Horizontal","~" R4 R5 ,2,"22K","Resistor_SMD:R_0805_2012Metric_Pad1.15x1.40mm_HandSolder","~" R6 ,1,"3.3M","Resistor_THT:R_Axial_DIN0207_L6.3mm_D2.5mm_P10.16mm_Horizontal","~" R7 ,1,"1M","Resistor_THT:R_Axial_DIN0207_L6.3mm_D2.5mm_P10.16mm_Horizontal","~" R8 ,1,"47R","Resistor_THT:R_Axial_DIN0207_L6.3mm_D2.5mm_P10.16mm_Horizontal","~" SW1 ,1,"EN","Button_Switch_THT:SW_PUSH_6mm","" U1 ,1,"ESP32-WROOM","JBeyerstedt-Library:ESP32-WROOM","" U2 ,1,"Si7021-A20","Package_DFN_QFN:DFN-6-1EP_3x3mm_P1mm_EP1.5x2.4mm","https://www.silabs.com/documents/public/data-sheets/Si7020-A20.pdf" U3 ,1,"TC1262-33","Package_TO_SOT_SMD:SOT-223-3_TabPin2","http://ww1.microchip.com/downloads/en/DeviceDoc/21373C.pdf"