[brushless motor & progressive starter] the high-efficiency brushless motor is more powerful and efficient. combined with soft start technology, it works smoothly and can effectively prevent accidental splashing, which greatly extends the service life of the machine and makes professional operations safer and more reliable. [2-speed adjustment, 3-in-1 functionality] two speed settings 0-2800rpm and 0-8300rpm, combined with 4 kinds of buffers, allowing you to freely combine them for different applications. low speed for waxing, polishing and polishing; high speed for sanding. versatile and suitable for automotive polishing and waxing, floor polishing, metal sanding, wood polishing, tile polishing, etc. [2 x 2.0ah batteries & quick charging] a full charge in just 40 minutes allows 50 strokes of thorough polishing. dual battery cycles ensure uninterrupted operation, and a battery indicator light eliminates power worries and increases productivity. [ergonomic design] its lightweight design weighs only about 1.1kg, and its ergonomic rubber handle provides a comfortable and stable grip, avoiding wrist fatigue during prolonged use. it is particularly suitable for delicate operations and high-intensity continuous use scenarios. [package contents] 12v cordless polisher*1, 2.0ah battery*2, 3a fast charger*1, ph75mm self adhesive tray *2, coarse polishing sponge pad ph75mm*2, fine polishing sponge pad ph75mm*2, wool pad ph75mm*2, abrasive disc ph55mm*2 1, sanding plate ph55mm*1, tool kit*1, user manual and technical support for 24 months.