needs.Specifications:Model: Standard model/ Deluxe model (Optional)Plug: EU/ US (Optional)Batttery Quantity: 1 Pcs/ 2 Pcs (Optional)Input Voltage: AC100-240V,50/60HZ.Output: 5-21VBattery Model: 12000WABattery Capacity: 2400mahMotor Power: 350WMotor Speed: 0-10000rpm/minSpeed Regulation Mode: stepless speed regulationAbrasive Belt Size: 30*380mmCutting Angle: 0-135 adjustable.Switch: Forward/ReverseMaterial: MetalItem Size: 21* 15.2* 9.8 cm/ 8.27* 5.98* 3.86 inchItem Weight: 1762g/ 62.15ozPackage Size:Standard model: 26.3* 20.7* 17.8 cm/ 10.35* 8.15* 7.01 inchDeluxe models: 35* 23.5* 19.5 cm/ 13.78* 9.29* 7.68 inchPackage Weight:Standard model with 1 Battery: 2657g/ 93.72ozStandard model with 2 Battery: 3157g/ 111.36ozDeluxe models with 1 Battery: 3724g/ 131.36ozDeluxe models with 2 Battery: 4224g/ 149ozPackage List:Standard model:1* Belt Sander1* Battery or 2* Battery(optional)1* Charger10* Abrasive Belt(30*380mm)1* User Manual(English)/Deluxe models:1* Belt Sander1* Battery or 2* Battery(optional)1* Charger10* Abrasive Belt(30*380mm)1* Tool Rest1* Polishing Platform2* Wrench1* Drill Chuck1* Sandpaper Adhesive Disk(about 70mm in diameter)1* Grinding Wheel1* Cloth Wheel1* Flexible Shaft1* Polishing Block5* Drill Bit(0.8-3.0mm)5* Grinding Head4* Saw 1* Wire Brush2* Polished Stone118* Sandpaper(108pcs*20mm, 10pcs*70mm)10* Sandpaper Ring(5pcs*13mm,5pcs*7mm)5* Polishing Pad(5pcs*25mm,5pcs*8mm)4* Connecting Rod36* Resin Cutting Piece1* User Manual(English)