Please Note: 1.No battery, no base, only mainboard. Need solder and repair by yourself. 2.A slight scratches caused by transportwithout original packaging. 3.There were no operating instructions or maintenance or cleaning instructions. 4.All the boards have tested work good before ship out, but because the boards make the power-off protection, so it needs to be installed on machine and welded together just can work(some customers just test from battery, so will find can not work, the test way incomplete )please kindly know it! Main board common problems: Automatic Switching MachineIntake Water Key failure mildew spots Can't Charge Batteries Leak/Stain Non-Conversion with PatternsChange Patterns Testing The above situation proves that the brush handle needs to be replaced by the motherboard. Suitable for HX9340, HX9350, HX9360, HX9370,HX9332,HX9342,HX9362,HX9352,HX9372 ect toothbrush handle. Package Includes:1pc mainboard Note: 1. Due to manual measurement, please allow an error of 1-3mm. 2. As different computers display different colors, thank you for your understanding, the actual product color may be slightly different from the image.