Men's Backpack EURO Size:OS superior heat dissipation and enhances Size:LB superior heat dissipation and enhances body strength 360° anti shock auxiliary Ronix design handle provides a wide range of movement along with operator's comfort Double anti vibration system reduces operator's fatigue and improves efficiency Unique chisel rotation system for adjusting hammering positions Electronic constant speed function for comfortable working in different operations Extraordinary demolition speed system can be absolutely comparable with leading brands in its level Power indication light lets you know immediately when the cable breaks Extensive soft grip will reduce fatigue during long hours of working Overload safety clutch system can protect armature and ensures the safety butyl bladder and machine stitched construction Measurements: 45 x 31 x 23 cm It's a statement of durability and design