Brushless Electric Rotary Hammer Rechargeable Multifunction Electric Hammer Impact Power Drill with Battery 288V 2batteryFeatures:-- Three functions in one, to meet the various needs of users.Electric hammer mode, rock drilling mode, electric drill mode.- Brushless copper core motor, powerful, high temperature resistant pure copper wire.Accurate speed, low noise.- Forward, reverse and lock switches-- Ergonomic treatment- Equipped with 2 batteries and a chargerSpecifications:21 V voltage:Battery: 5.0Diameter of drill :26 mmRated speed: 0-4900 / minApplicable surface: metal, wood, concreteDia drilling.Use hammer head bits in concrete :4-20 mmMax.Steel bore diameter :13 mmMax.Wood bore diameter :30 mmConcrete hammer drill - vibration emission AH: 12.6 m/s²The metal-vibration emission value in the borehole Ah: 2.5m /s²- Vibration emission value AH: 2.5m /s²Package 1 includes:1 rotary hammer drill,2 batteries,1 charger,1 plastic case1 handleNote: machine color is random, red or green or yellow or black randomly issued