Features:Three healing bodywork settings-massage， beat and knead-help to treat muscle stiffness， soreness and chronic painDual channels allow you to cater to the unique needs of your muscles and customize your treatment using two different stimulation and power levels simultaneouslySix high-frequency stimulation modes help accommodate your body's different muscle groups including waist， shoulder， joint， hand/leg， and foot solesComprehensive LCD display shares helpful information about your therapy session including treatment time， treatment areas， pulse speed， massage settings and moreBattery: 2x AAA Battery (Not Included)Massager Size: Approx. 6.1cm x 6.5cm x 2.7cm/ 2.40" x 2.56" x 1.06"Wire Length: Approx. 120cm/ 47.24"Package Included:1 x Massager2 x Electrode Pad1 x Dual Leads Wire