1. Magnetic extension rod design, quick replacement of the bit 2. Dual power mode, efficient and safe 3. Built-in large-capacity lithium battery, long battery life 4. Material: ABS 5. Speed: 250r/min 6. Maximum torque: 1.2N/M 7. Power supply: rechargeable 8. Interface: Type-C/USB-C 9. Built-in battery: 1100mAh lithium battery 10. Charging time: 5-7 hours 11. Voltage: 3.6V/DC 12. Size: 17.5 x 2.3 cm 13. Net weight: 175g