Depth:5.9 cm, Height:2.3 cm, Weight:108 g, Width:12.2 cm, Body Design Features:Low-battery indicator, backlight, Included Accessories:Self-adhesive gel electrode x 4 ¦ AAA battery x 3 ¦ Storage bag x 1 ¦ Connection cable x 2 ¦ Belt clip x 1, Stimulation Type:Transcutaneous Electrical Nerve Stimulation (TENS), Electronic Muscle Stimulation (EMS), massage, Channels Qty:2, Voltage:1.5 V, Battery Form Factor:AAA, Required Battery Qty:3, Display Type:Digital, Timer Settings Features:Countdown timer, Timer:90 min