Unknown Experimental Robotics Board with 24v Power for Arduino Rasberry mini PC?

Lot of five AHD camera motherboards for Rasberry Arduino project w/ lens

Lot of Six AHD camera motherboards for Rasberry Arduino project. 4 with brackets

20 Protoboard Proto Board - Square 1" Double Sided Perf PCB BreadBoard Universal

Arduino Shield Model Proto Open-Source Hardware Development Board

Board ATMEGA328P CH340 / ATEGA16U2 Compatible For Arduino with Cable R3 Proto

Prototype Shield For Wemos D1 Mini IOT Blynk ESP8266 Arduino Circuit Proto

Arduino Uno R3 Elegoo + Proto Shield + Extra Board Lot