1. Two speed gear regulation, low-speed/high-speed switching 2. 18+1 gear torque adjustment, wide torque adjustment range 3. 1500mAh large-capacity battery, long-lasting use time 4. LED work light for convenient use in a dark environment 5. Variable speed adjustment 6. Forward and reverse rotation design for conveinent screw driving 7. Level 3 protection, safe and reliable battery
