STIM KIT * Dual Channel * Adjustable Pulse Rates Fixed Pulse Width * Full Intensity Range * Adjustable On/Off Cycling and On Ramp Control * Durable Metal Belt Clip * Pocket Size Easy Operation * One Year Replacement Warranty * Channel: Dual/Isolated Output: Constant Amplitude (Intensity: Adjustable 0- 100 mA Peak @ 500 S/Channel Pulse Rate (Frequency): Adjustable 2- 120 Hz Pulse Width (Duration): 250 ? Sec Fixed/Pulse On Ramp: Adjustable 1 8 Sec Cycle On/Off : 1 30 Sec S/C/A: Synchronous/ Constant/Alternation Available Battery/Life: 9 Vlt (Alkaline) Approx. 70 Hrs. @ Normal Settings Size: 27 x 62 x 95 mm/ 1.1 x 2.4 x 3.7 IN Weight (With Battery): 150g/ 5.29 OZ