MECHANIC PWR Multi-function Electric Sanding Pen Set 1. Mechanic PWR electric sanding pen, large capacity battery, extra long standby, double ball bearings, ultra-high concentricity, high torque motor, super torque 2. High-speed motor, super torque, built-in 37000rpm high-performance hurricane motor, no fear of continuous high load operation, lasting output of surging power, grinding efficiency is increased by 70% compared with traditional motors 3. Precision bearings all-metal transmission structure, 0.01mm high-precision jump amplitude, easily cut BGA sealant, grinding pad oxide layer, and other fine scenes 4. All-in-one machine, precision processlower vibration, meets various grinding needs: Chip grindingMotherboard cuttingBracket removalScrew removalFrame correction 5. Dot-matrix screen, innovative dot-matrix display screen, cutting-edge technology design brings you a clear, intuitive user experience, real-time display of working status 6. 1200mAh battery, 120 minutes strong endurance; built-in high-density lithium battery pack, meets the demand of long-time grinding, no need to charge frequently, works more smoothly 7. Package includes: 1 x Grinding Pen 9 x Emery Head 1 x Type-C Cable