Specification Brand SKGModel W7Battery Capacity 2000mAHBattery Life 5 DaysCharging Port Type CRated Charging Voltage 5VRated Input Power 10WMassage Mode 6 ModesMassage Strength 9 LevelsHeating Function 3 LevelsAPP Control SKG APP Set server to Chinese Mainland Belt Length 60 96cmExtension Belt Length 35cmNet Weight About 130gNote Control box needs to be removed before washing in water Can be soaked and wiped please do not machine wash and rub hard Support up to 30h if you use the massage function alone support 100 minutes of full load recommended to use 20 minutes a day can last up to 5 days The massager comes with 4 massage modes pressure mode tap mode kneading mode exercise mode and you can experience 2 new modes massage mode relaxation mode after connecting the APP The hot compress function can be used separately please do not turn on pulse massage when used for abdomen during menstruation Features 10x Energy Density for Deeper ReliefThe SKG W7 utilizes mid frequency pulses that activate deep muscle contractions providing 10 times the energy density of regular low frequency pulses This ensures more effective relief from muscle soreness and discomfort TENS Pulse Massage for Quick Pain ReliefThe advanced TENS pulse technology blocks pain signals to the brain offering fast relief from back pain muscle tension and discomfort Feel the soothing effects within minutes Large Scale Heating for Extra ComfortChoose from three heat