Amazon.com: PCB Motherboard Compatible for IRobot Roomba 500 600 Series Vacuum Cleaner Replacement Circuit Board Mainboard with Timing Function (Color : No Timing Function) : Home & Kitchen
Electric tool Battery PCB Board – LLT POWER ELECTRONIC
Lithium Battery Charging Protection Board PCB Circuit Board For Irobot Roomba Robotic 14.4V 500 600 700 Series
Amazon.com: PCB Motherboard Compatible for IRobot Roomba 500 600 Series Vacuum Cleaner Replacement Circuit Board Mainboard with Timing Function (Color : No Timing Function) : Home & Kitchen