Drive Medical's electronic muscle stimulator with timer provides maximum therapy by delivering electrical waves making it the ultimate in muscle stimulation therapy. It retrains muscle tissue with Electrical Muscle Stimulation (EMS), a proven, efficient way of treating muscle rehabilitation by the transmission of electronic pulses. When directed by a doctor or therapist EMS can be an effective method of physical therapy. Dual isolated channels allow for independent adjustment of each lead wire allowing for various adjustments to ensure proper treatment as instructed. The muscle stimulator can be adjusted to meet your needs. The product can be attached by a metal belt clip. It comes complete with a carrying case, 2 lead wires, a 9-volt battery, 1 package of pre-gelled electrodes and an operating manual. It is protected by a 3-year limited warranty.