Specification:Item Type: Electric DrillMaterial: ABS + BrassModel: MRT22DCVoltage: DC5V (USB)Speed: 5000/10000/15000 (3 Gear)Power Supply: 2000mAh Lithium BatteryPackage List:1 x Electric Drill1 x USB1 x User Manual2 x Wool Felt 1 x Saw Blade5 x Grinding Heads5 x Pole5 x Collet3 x Abrasive Paper3 x Drill Bits1 x Plastic BoxNote:1. Keep your work area clean and tidy2. Do not use it in an environment with explosive gas or dust3. Pay attention to the safety of electricity, do not use the tool in a humid environment or in the rain.4. Make sure that the fixing nut of the chuck has been tightened before starting the tool5. The continuous use time of this product does not exceed 15 minutes. Do not block the heat dissipation port during use. When the motor is stuck during operation, turn off the switch in time to avoid burning the motor.6. Shipped with built‑in battery.