booster pro 3 professional percussion massage gun - handheld deep tissue body massager for sore muscle - ultra quiet powerful high-intensity vibration device for athletes - portable fascia wave gun mr. recovery booster pro 3 is the new generation therapy massage gun! this newest and the best model enhanced with the leading specifications and it is the most powerful recovery tool till now. it also offers ultra quiet use and variable speeds which can lasts for 6 hours operating time. it is the only massage gun offering pressure control system (real time pressure control which shifts through 30 different pressure levels) to provide the best massage experience. to conclude, pro 3 is the most quiet & powerful device for all sports lovers!!! <br> <br> <b>specification:</b><br> <br>rated voltage: 24v <br><br>battery capacity: 2400 mah<br><br> battery type: lithium-ion <br><br>working time: 5 hours <br><br>charging time: 1.5 h <br><br>frequency: 4 speeds <br><br>no-load speed: 1300-3300 r / min <br><br>attachments: 6 heads <br><br>rated input: 100-240v,50-60hz , 24w <br><br>rated output: 24v / 1a <br><br>power:126 w max <br><br>amplitude: 12 mm <br><br>force: delivers up to 15kg <br><br>frame: metal <br><br>internals: brushless motor <br><br>noise: 40 db <br><br>n.w / g.w.: 1.2 kg / 2.4 kg (package weight) <br><br>dimensions: 285 x 217 x 64 mm<br>