Chargers

Adafruit

PowerBoost 1000 Charger - Rechargeable 5V Lipo USB Boost @ 1A (ID: 2465)

Seeed Studio

Solar Panel - 1W 80x100

SparkFun

USB LiPoly Charger - Single Cell (PRT-12711)

SparkFun

Sunny Buddy - MPPT Solar Charger (PRT-12885)

Adafruit

PowerBoost 1000 Basic - 5V USB Boost @ 1000mA from 1.8V+ (ID: 2030)

Adafruit

5V to 3V Shifter Breakout - STEMMA QT / Qwiic

Adafruit

USB / DC / Solar Lithium Ion/Polymer charger - Rev C

Sparkfun Electronics

Thing Plus - RA6M5 (WRL-24243)