ZhiehiusL Cordless Car Buffer Polisher, Car Buffers and Polishers Kit with 2X21V 3.0Ah Batteries, 8 Variable Speeds to 6000 RPM, 6IN Cordless Polisher for Car Detailing Polishing Waxing After connecting battery polisher no start and no show nothing on screen ,check engine and its not faulty
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