DDONG

DDONG Replacement Battery INR18650 M26-4S1P-1 4INR19/66 for CEN540 CEN550 CEN546 CEN663 CEN640 CR130 V780 Robot Vacuum Cleaner 【Strict Quality Inspection】All batteries are tested before shipment. Built-in overcharge, overdischarge, overvoltage, overcurrent and overtemperature multiple protection, improves the safety of the product. 【Compatible Models】This Battery Replacement suitable for CEN540 CEN550 CEN546 CEN663 CEN640 CR130 V780. Please verify your old battery part number...