Origin:CN(Origin) Model Number:RT00168 Size:Medium Material:Composite Material Item Type:Massage Relaxation Application:Body Place of Origin:China Type:Muscle Massager Technology:Percussive Massage Function:Cause Resonance of Skeletal Muscle Speed Strength:1800-3200rpm Version:Version Speed Regulation:10 Gears Vibration Amplitude:12mm Massage Heads:6 Types Battery Capacity:2600mAh Material:Aluminum Alloy +Silica GelABS Rated Voltage:24V Working voice:45-55DB Interface:DC 25.2V-1A Charging Time:2 hours Working Hour:5-7 Hours Massager