Kzubr 21v Brushless Cordless Drill

21V Lithium‐Ion battery power system (often includes 1–2 batteries and a charger) Brushless motor — more efficient, longer run time, less heat, and longer tool life 2‐speed gearbox — low speed for high torque, high speed for drilling Keyless chuck — quick bit changes (typically 10 mm or 13 mm) Multiple functions — drilling and screwdriving; some models add hammer/impact mode Adjustable torque/clutch settings — prevents over‐driving screws and improves control LED work light — illuminates work area Forward/reverse rotation — for driving and removing screws