* Packaged: each * Sold by: each * Dual channels * Wave for- Modified square DC biphasic pulses of 0.5 Hz, 8 Hz, and 80 Hz changing polarity at intervals of three seconds * Polarity- Bipolar [+ and -] * Output volt- 24 volts * Timer- 10, 20, and 40 minutes * Frequency- 0.5, 8, and 80 Hz * Power source- 9 volt alkaline or rechargeable battery * Durable carrying case * 5 yr warranty



