Specifications:Model :7764442Material:Polyurethane(PU)Voltage:3V DC(2 x AAA Batteries)Working Time:12 Minutes(Per installation time)Output Current:MAX 9.8mASize:Patch:19 x 17cmStimulator:7.5 x 5.8 x 1.8cmShoulder Stciker:20 x 7cmFeatures:* Made of high quality Polyurethane(PU) material,close to your skin,good touching feeling and non-toxic.* A physical workout device for enhancing your muscles,make you can good body shape without even lifting a finger.* Using advanced technology, scientifically exercising your muscles will not harm your body.* Choice 6 modes,and it will get off power automatically after 12 minutes from stop when you forget power off.* Adhesive gel pad,if you feel uncomfortable when training,you can use wet towel to clean dirty side for regaining pasting again at moment.Operation:When it presses the ‘Power on’and ‘rising intensity’ button and the lamp comes to dawn little by little.When it presses the : ‘Power off’and ‘down intensity’ button and the lamp comes to dark little by little.Button for both ‘Power on’and ‘rising intensity’ ,’Power off’and ‘down intensity’intensity divides with 10 classes.Button for mode choice by 6 mode(A~F)Package Included:3 x Stimulator2 x Abdominal Patch4 x Shoulder Stciker1 x English ManualNote:It’s normal to feel a little flax during exercise. Don’t worry.