Features: 1. Multifunctional and practical, delicate, and durable! 2. The machine is in combination with the functions of the electric hammer and electric drill. Turn the switch to transform functions. 3. Adjustable modes: 4 modes: Flat Drill Mode, Hammer Mode, Shovel Mode, Calibration Mode 4. Damping auxiliary handle and ergonomic handle make it easier to use 5. For drilling metal, wood, plastic, ceramic tiles, brick walls, granites, and screw twisting. 6. Ventilation holes prevent the electric hammer from being overheated. 7. The handle is wrapped up with rubber to prevent slipping. 8. Less wear of the locking SDS chuck, locking the drill chuck, lower wear,not easy to drop the drill, solve the problem in your work. 9. With Depth gauges,the drilling depth can be precisely controlled to make the operation more precise. Specification: Type: Cordless Rotary Hammer Motor: Brushless motor Rated Voltage: 18V Single hammering force: 2.2J Maximum drilling diameter: 28mm Hammer level 0-4500r/min No-load speed 0-1400 / min Product size: 32 * 22cm Steel drill diameter :12mm Mixed soil drilling diameter 4-26mm= Weight:approx 4.9kg Compatible with Makita BL1830 ,BL1840, BL1840B, BL1850, BL1850B, BL1860B 18V Li-ion batteries Package Included: Only Hammer Drill Body(No Battery) : 1 × 3 Function Rotary Hammer 1 x Side Handle 1 x Depth gauge 1 X Plastic box 1 X Plastic box