1pcs 40x15mm 1V 35mA Mini Solar Panel Module DIY for Cell Phone Charger DIY Toy
Even they are small, I expected more voltage
NodeMCU ESP8266 Base I/O Expansion Testing Development Breadboard Node MCU V3
ESP8266 Development Board
Works great.. Have tried 3 Node ESP8266 board on it using both 12vdc and directly connection to the ESP8266 USB port.
Dupont Wire Male to Male Male to Female Female to Female Jumper Cable 120x10cm
Good when you need a short jumper