Quantity   Component name
1 × LiFePO4wered/USB (MCP73123-22JI version - LiFePO4wered/Pi) USB chargeable LiFePO4 power module
1 × LiFePO4wered/18650 (LiFePO4wered/Pi3) High power USB chargeable LiFePO4 power module
1 × MSP430G2231 Ultra low power microcontroller, 2K flash
1 × MIC2876 (5V version) Boost regulator with bidirectional load switch
1 × AP22802 (3.2V version) Bidirectional load switch