Very small vibration High Precision CNC counter-weight to make sure the vibration can be parallel with featured brand. CLOVER just compete on quality with famous European brands but not on Aliexpress Soft rubber parts Soft rubber on the head for comfortable use and can also resist the heat from the motor Best quality for long time use NSK bearing to the armature. All other parts we share the same suppliers with famous power tools brands such as speed controller ,switch,Gear,Plastic etc. Other features 1, Low noise (quality gears can match the high precision gearbox well) 2, 4 meters cable 3, electric constant speed 4, soft start 5, special heat release system which can make sure the machine is not so warm for long time use 1) total set including : one machine of Clover mini DA12 Plus with 3″ backing palate three foam pads one Microfiber pad ​one set of spare carbon brushes one flat Hex key for removing the backing plats 2) If your address is REMOTE by DHL/FEDEX,we will use other way to ship 3) For customs duty: some buyers maybe charged by the local customs but we will help you to get the best result