Features:

 Digital Brushless Motor --- Provides efficient, high-performance power when drilling through tough surfaces like brick, concrete, and other masonry. And no need replace carbon brush and with larger motor rotor stator, lower power consumption longevity and no burn-in phenomenon.

 4-Mode Select --- This rotary hammer drill includes drill, hammer drill, chisel and  chisel alignment settings 4 functions in 1 tool, money saving, time saving and increasing efficiency.

 Variable Speed --- High performance brushless motor with 0-6200p/min impact rated and 0-980r/min no-load variable speed and reverse function help to complete heavy duty projects.

 Safe Lock-on Button & Rotation Handle --- Push reverse/forward button to the middle position, to lock the trigger, prevent accidental press. Anti-slip plastic and 360 degree adjustable detachable handle provides a comfortable grip and control feeling.

 Wide Application --- Professional rotary hammer drill delivering powerful impact and hammer strength to complete heavy duty projects on wood, masonry, solid steel and concrete which means that most of the work needs can be met.

 Large Batterry Capacity & Depth Gauge --- 398TV 21V 4.0Ah Lithium battery using time can up to 180 min under no load rotation. With 19.5cm(7.7 inch) metal depth gauge lasts a longer service life, offering greater control, precision.

 Specifications:

 Motor: Brushless Motor

 Function: Electric Hammer, Electric Pick, Electric Drill

 Type: 1x4.0Ah battery / 2x4.0Ah battery / 1x6.0Ah battery / 2x6.0Ah battery (optional)

 Plug: US/EU/UK (optional)

 Battert Capacity: 4000mAh / 6000mAh (optional)

 No Load Speed: 0-980r/min

 Hammer frequency: 0-6200p/min

 Adjustable Speed: Stepless speed change

 Input Voltage: AC 110V-240V

 Charging Current: 2.0A

 Power: 21V 900W

 Input power frequency: 50-60HZ

 Battery Voltage: DC 10-21V

 Insulation Degree: Dual Insulation

 Chuck: SDS Plus

 Max. Drill Diameter: 26mm

 Impact Driver: 2580g/91oz

 Impact Driver Size: 33.5*20.5cm/13.2*8.1in

 Package Weight:

     With One Battery Set: 5665g / 199.82oz

     With Two Battery Set: 6374g / 224.83oz

 Package Size: 43*33*12cm/16.9*13.0*4.7in

 Package List:

 1 * Multifunction Impact Driver

 1 * Charger

 1 * Battery

 1 * Handle Bar

 1 * Depth Measuring Scale

 9 * Attachment

 1 * Carry Box